1999 Plymouth Neon Engine Cooling Parts

Keep Your 1999 Plymouth Neon in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 1999 Plymouth Neon looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Thermostats, Radiators, and Coolant Reservoir Caps. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like Carquest Premium, Dorman, and Imperial. For example, Carquest Premium Engine Cooling Parts start at just $10.99 with an average 4.4 star rating. Dorman and Imperial offer similar pricing and quality, backed by strong customer feedback. With over 991 reviews and a solid 4 star average, you can shop with confidence knowing other Plymouth Neon owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1999 Plymouth Neon Engine Cooling Part at Advance Auto Parts is around $53.12, with a range that starts at $3.29 and goes up to $164.99. With 38 options in stock from 11 trusted brands, finding the right fit is easy. Popular picks like Adjustable Thermostatic Fan Control, Electric Fan, 12" Diameter, and Coolant Temperature Sensor 1TS1003 start at just $23.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Air Conditioning Parts and Blower Motor and Related Products. At Advance Auto Parts, we’re here to help you keep your 1999 Plymouth Neon in peak condition, inside and out.

Essential 1999 Plymouth Neon Engine Cooling Parts

Dorman – Radiator Fan Assembly: Single, Cost Effective and Reliable (Part No.620-019)

Radiator Fan Assembly: Single, Cost Effective and Reliable

from

$153.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
See More

Dorman – Water Inlet Pipe (Part No.626-529)

Water Inlet Pipe

from

$31.99
This engine water pump inlet tube is designed to match the fit and function of the original tube on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine water pump inlet tube is designed to match the fit and function of the original tube on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to corrosion from heat and water cycling
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Radiator Cap: 16 PSI (Part No.10330)

Radiator Cap: 16 PSI

from

$13.49
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Safety lever to vent coolant pressure before removal
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

Motorad – Engine Coolant Thermostat Housing Assembly Thermostat: With Seal, 195 Degrees (Part No.4834KT)

Engine Coolant Thermostat Housing Assembly Thermostat: With Seal, 195 Degrees

from

$24.99
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Dorman – Plastic Drain Cock Screw-In Type Screw-M14-2.0 (Part No.490-216.1)

Plastic Drain Cock Screw-In Type Screw-M14-2.0

from

$4.99
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
See More

Driveworks Water Pumps – Water Pump (Part No.58-522)

Water Pump

from

$34.99
Driveworks Remanufactured Water Pumps offer a complete replacement part solution, with application coverage spanning from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed O.E.M. performance, providing you a quality product you and your vehicle can rely on.

Product Features:
  • 100% leak tested and hub-pull tested to promote a long, trouble-free performance life
  • Designed and manufactured with new, high-quality unitized seals from OE suppliers to ensure long, trouble-free performance
  • Each unit uses the proper bearing design as specified by the OE manufacturer to meet the specific radial torque and axial load requirements of each application to promote long bearing life and trouble-free performance
  • Supplied with high-quality mounting gasket and other seals/gaskets as applicable per application to help complete the job
  • Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
See More

Dorman – Radiator Fan Relay and Pigtail (Part No.902-303)

Radiator Fan Relay and Pigtail

from

$67.99
This engine cooling fan relay kit is designed to match the original hardware required to repair the cooling fan on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine cooling fan resistor kit is designed to match the original hardware required to repair the cooling fan on specified vehicle
  • Ideal solution – this kit is a reliable replacement for original components that are damaged of have failed
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Multi-Purpose Relay (Part No.RAA1497)

Multi-Purpose Relay

from

$62.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
See More

Carquest Premium – Radiator Cap: 16 PSI (Part No.10226)

Radiator Cap: 16 PSI

from

$9.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

Mr. Gasket – Thermocap Radiator Cap (Part No.2471S)

Thermocap Radiator Cap

from

$51.99
Knowing your coolant temperature can help to prevent burn injuries. Thermocap Cap, with its built-in calibrated thermometer, indicates the coolant temperature. This is useful information prior to cap removal. Never attempt to remove Thermocap Cap when the coolant temperature is very hot. The escaping hot coolant and steam may burn you. Reclamation valve works great with your coolant recovery system. Your radiator can reclaim coolant from your overflow bottle. Wide 30 degree to 270 degree F temperature range. Calibrated in centigrade and Fahrenheit. Color-coded temperature ranges.

Product Features:
  • Indicates Coolant Temperature
  • Helps to Prevent Injuries from coolant or steam burns
  • Integrated Coolant Reclamation Valve
  • Improves Underhood Appearance
  • Fahrenheit and centigrade readings
  • Various valve pressures available
See More

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.811623)

Radiator: With Transmission Oil Cooler

from

$164.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle┐s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
See More

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432310)

Radiator: With Transmission Oil Cooler

from

$156.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
See More

Imperial – Electric Fan, 14" Diameter (Part No.226114)

Electric Fan, 14" Diameter

from

$99.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
See More

Dorman – Radiator Fan Assembly: Single, Cost Effective and Reliable (Part No.620-007)

Radiator Fan Assembly: Single, Cost Effective and Reliable

from

$110.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
See More

Carquest Premium – Coolant Temperature Sensor 1TS1003 (Part No.WTC1008)

Coolant Temperature Sensor 1TS1003

from

$33.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Delphi – Engine Coolant Temperature Sensor (Part No.TS10175)

Engine Coolant Temperature Sensor

from

$35.99
Delphi’s history is one of OE heritage and quality. Our global technical requirements include design specifications and validation testing based on over 100 years of OE experience. Our material selections, material thickness, and material types are built from OE specifications to exceed aftermarket expectations. We put in place strict manufacturing processes to ensure quality control in every part we make. Delphi’s pioneering spirit delivers innovative solutions designed to support the aftermarket in servicing the vehicles of today, and tomorrow.

Product Features:
  • Delphi temperature sensors deliver accurate readings and optimal performance
  • Delphi’s one-piece design and automated production process eliminates internal connectors and failure points
  • Each sensor is electrically insulated to eliminate interference from other components in the vehicle
  • Delphi temperature sensors are impervious to electrical noise and interference
See More

Dorman – Engine Coolant Filler Neck (Part No.902-770)

Engine Coolant Filler Neck

from

$10.29
This engine coolant filler neck is designed to match the fit and function of the original neck on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine coolant filler neck is designed to match the fit and function of the original neck on specified applications
  • Restores functionality – reliable replacement for an original part that has cracked or failed due to heat, vibration or fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Engine Coolant Filler Neck (Part No.85175)

Engine Coolant Filler Neck

from

$20.99
High quality OE replacement part with all components needed to complete the job.

Product Features:
  • Meets and/or exceeds OEM standard
  • Direct-fit replacement for ease of installation
  • 100% virgin resin material to insure durability
  • 100% leak tested
  • Meets and/or exceeds OEM standard
  • 100% virgin resin material to insure durability
  • 100% leak tested
  • Direct-fit replacement for ease of installation
See More

Felpro – THERMOSTAT GASKET (Part No.35588)

THERMOSTAT GASKET

from

$8.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Carquest Premium – Standard Thermostat: With Seal 180 Degrees (Part No.340-180)

Standard Thermostat: With Seal 180 Degrees

from

$15.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Motorad UltraStats – UltraStat Thermostat: With Seal, 195 Degrees (Part No.5340-195)

UltraStat Thermostat: With Seal, 195 Degrees

from

$21.99
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
  • AccuSpring Design for stable temperature control and increased cabin comfort
See More

Carquest Premium – Coolant Housing/Water Outlet (Part No.85081)

Coolant Housing/Water Outlet

from

$14.99
We are proud to offer this Carquest product line: Carquest Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Direct-fit replacement for ease of installation
  • 100% leak tested
  • Meets and/or exceeds OEM standard
  • 100% leak tested
  • Direct-fit replacement for ease of installation
See More

Imperial – Thermostatic Fan Control – Preset (Part No.226206)

Thermostatic Fan Control - Preset

from

$46.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Preset thermostatic fan control
  • 185 Deg. F preset
  • For use with Imperial electric fans
  • Probe installs into radiator fins
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Brass construction for accurate temperature sensing
  • Zinc coated terminal to resist corrosion
  • Vehicle specific applications
See More

Imperial – Adjustable Thermostatic Fan Control (Part No.226203)

Adjustable Thermostatic Fan Control

from

$23.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Economy adjustable thermostatic fan control
  • Economy Model; 32-248 Deg. F
  • For use with Imperial electric fans
  • Probe installs into radiator fins
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Brass construction for accurate temperature sensing
  • Zinc coated terminal to resist corrosion
  • Vehicle specific applications
See More

Imperial – Thermostatic Fan Control – Adjustable (Part No.226208)

Thermostatic Fan Control - Adjustable

from

$69.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Adjustable thermostatic fan control
  • 160 Deg. F – 210 Deg. F thread-in probe
  • For use with Imperial electric fans
  • Thread-in probe for installation in water jacket or radiator
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Brass construction for accurate temperature sensing
  • Zinc coated terminal to resist corrosion
  • Vehicle specific applications
See More

Felpro – Engine Water Pump Gasket (Part No.35586)

Engine Water Pump Gasket

from

$3.29
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
See More

Most Popular Thermostats for 1999 Plymouth Neons

Enhance your 1999 Plymouth Neon with one of the 4 Thermostats we have in stock, starting at just $11.99.

Carquest Premium – Standard Thermostat: With Seal, 195 Degrees (Part No.14209)

Standard Thermostat: With Seal, 195 Degrees

from

$12.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Carquest Premium Stats – Thermostat (Part No.45209)

Thermostat

from

$11.99
The Superstat has the added features of a heavier frame, spring and heat motor for more control and longer life. Its unique, patented valve promotes extremely fast flow as the thermostat opens to reduce cycling.

Product Features:
  • Direct fit
See More

Motorad UltraStats – UltraStat Thermostat: With Seal, 195 Degrees (Part No.5340-195)

UltraStat Thermostat: With Seal, 195 Degrees

from

$21.99
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
  • AccuSpring Design for stable temperature control and increased cabin comfort
See More

Carquest Premium – Standard Thermostat: With Seal 180 Degrees (Part No.340-180)

Standard Thermostat: With Seal 180 Degrees

from

$15.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Best-Selling 1999 Plymouth Neon Radiators

Upgrade your Neon with one of our 4 best-selling Radiators, earning an average 4 stars rating across 16 reviews.

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432362)

Radiator: With Transmission Oil Cooler

from

$151.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
See More

KAI – Radiator (Part No.RAD1548)

Radiator

from

$96.99
New Platinum Pro Radiator, 2.0 Liter Engine, With A/C, With Top Middle Fan Mounts Spaced 7 Inches Apart

Product Features:
  • 2.0 Liter Engine, With A/C, With Top Middle Fan Mounts Spaced 7 Inches Apart, Made Of Plastic and Aluminum
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Radiator Cap Not Included
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.811623)

Radiator: With Transmission Oil Cooler

from

$164.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle┐s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
See More

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432602)

Radiator: With Transmission Oil Cooler

from

$139.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
See More

Top-Quality Coolant Reservoir Caps for 1999 Plymouth Neons

Choose a high-quality OEM or aftermarket Coolant Reservoir Cap for Plymouth Neons and enjoy top-notch performance from $13.49.

Carquest Premium – Radiator Cap: 16 PSI (Part No.10330)

Radiator Cap: 16 PSI

from

$13.49
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Safety lever to vent coolant pressure before removal
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

Our Top Pick for a 1999 Plymouth Neon Water Pump

Invest in a durable Water Pump for your 1999 Plymouth, knowing you’re getting trusted brands and expert craftsmanship.

Driveworks Water Pumps – Water Pump (Part No.58-522)

Water Pump

from

$34.99
Driveworks Remanufactured Water Pumps offer a complete replacement part solution, with application coverage spanning from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed O.E.M. performance, providing you a quality product you and your vehicle can rely on.

Product Features:
  • 100% leak tested and hub-pull tested to promote a long, trouble-free performance life
  • Designed and manufactured with new, high-quality unitized seals from OE suppliers to ensure long, trouble-free performance
  • Each unit uses the proper bearing design as specified by the OE manufacturer to meet the specific radial torque and axial load requirements of each application to promote long bearing life and trouble-free performance
  • Supplied with high-quality mounting gasket and other seals/gaskets as applicable per application to help complete the job
  • Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
See More

Our Thermostat and Water Outlet Assemblies for 1999 Plymouth Neons

Make a smart move for your 1999 Plymouth Neon with our Thermostat and Water Outlet Assembly for $22.99.

Motorad – Thermostat Kit: Includes Housing, Thermostat and Seal, 195 Degrees (Part No.5175KT)

Thermostat Kit: Includes Housing, Thermostat and Seal, 195 Degrees

from

$22.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Top-Rated Engine Cooling Part Brands For Your 1999 Plymouth Neon

When it comes to finding the perfect Engine Cooling Part for your 1999 Plymouth Neon, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 11 trusted brands. We carry the most popular Engine Cooling Part brands including Carquest Premium, Dorman, and Imperial, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $7.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 1999 Plymouth Neon, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 1999 Plymouth Neon Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 1999 Plymouth Neon, Advance Auto Parts has exactly what you need with our selection of Carquest Premium Engine Cooling Parts. We have 3 Carquest Premium Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $10.99 and an average cost of $12.49, you’ll find the perfect Engine Cooling Part for your needs and budget. Carquest Premium Engine Cooling Parts for the 1999 Plymouth Neon come highly rated, with over 240 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Standard Thermostat: With Seal, 195 Degrees
from $12.99
(72)
Standard Thermostat: With Seal, 195 Degrees
“Fit exactly as intended”
Radiator Cap: 16 PSI
from $13.49
(65)
Radiator Cap: 16 PSI
“Good”
Radiator Cap: 16 PSI
from $10.99
(103)
Radiator Cap: 16 PSI
“A+++”

Top-Quality Dorman 1999 Plymouth Neon Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 1999 Plymouth Neon, Advance Auto Parts offers a great selection of Dorman Engine Cooling Parts. With 2 Dorman Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $7.99, with an average price of $37.99, giving you a range of options to suit your budget. Backed by over 20 customer ratings and an average rating of 4.2 stars, Dorman Engine Cooling Parts provide both reliability and excellent performance. Choosing a Dorman Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Radiator Drain Cocks
from $7.99
(7)
Radiator Drain Cocks
“Peffect”
Radiator Fan Relay and Pigtail
from $67.99
(13)
Radiator Fan Relay and Pigtail
“works great”

FAQs for 1999 Plymouth Neon Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 1999 Plymouth Neons?

Out of 38 Engine Cooling Parts that fit 1999 Plymouth Neons, the following parts are the top sellers:

What’s the price range for 1999 Plymouth Neon Engine Cooling Parts?

The prices of Engine Cooling Parts for the 1999 Plymouth Neon range from $3.29 up to $164.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 1999 Plymouth Neon?

The average price for Engine Cooling Parts for the 1999 Plymouth Neon is $53.12. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other Plymouth Neon model years?

Yes, we carry Engine Cooling Parts for 5 model years of Plymouth Neons between 1995 and 2001. The following model years are the most popular for Engine Cooling Part purchases: 2001, 2000, 1998, 1997, 1996, and 1995.

What are the cheapest Engine Cooling Parts for my 1999 Plymouth Neon?

The cheapest 1999 Plymouth Neon Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 1999 Plymouth models?

Yes. We stock Engine Cooling Parts for 3 other popular 1999 Plymouth models. Some of the most popular are 1999 Voyager Engine Cooling Parts, 1999 Grand Voyager Engine Cooling Parts, 1999 Breeze Engine Cooling Parts, and 1999 Prowler Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 1999 Plymouth Neon?

Based on 991 reviews by customers, our 1999 Plymouth Neon Engine Cooling Parts have an average customer rating of 4 stars. These are the highest-rated categories of Engine Cooling Parts for the 1999 Plymouth Neon and their top-rated products:

What types of Engine Cooling Parts do you sell for my 1999 Plymouth Neon?

As of 11/2/25, these are some of the most in-demand types of Engine Cooling Parts for a 1999 Plymouth Neon:

Can I get help with 1999 Plymouth Neon Engine Cooling Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Plymouth Engine Cooling Parts and more.

What is your return policy for Plymouth Neon Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Plymouth Neon Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.