1991 Eagle Transit Buses Eagle 15S Car Parts & Accessories

You have come to the right place if you need new or replacement parts for your 1991 Eagle 15S. Advance Auto carries over 18 aftermarket parts for your 1991 Eagle Transit Buses Eagle 15S, along with original equipment manufacturer (OEM) parts. You will find amazing prices on 1991 Eagle 15S Belts and Hoses and Batteries and Chargers. Plus, our selection of 1991 Alternators and Starters for your Eagle 15S are some of the lowest in the market.

Find replacement parts and upgrades for your 1991 Eagle Transit Buses Eagle 15S. Use our customer reviews of Cooling and Climate Controls parts and others, along with user ratings on the many of the products we offer. You won’t find an easier way to shop for 1991 Eagle Transit Buses Eagle 15S performance parts, 1991 Eagle Transit Buses Eagle 15S body parts, interior components, or any type of part for that matter. Get your Eagle 15S upgraded or back in pristine shape by shopping Advance Auto Parts.

Best-Selling Cooling and Climate Controls for your 1991 Eagle Transit Buses Eagle 15S

Upgrade your 1991 Eagle Transit Buses Eagle 15S with one of the 7 best-selling parts in stock, starting at just $36.99.

Carquest Premium – Heavy Duty Thermostat: With Seal, 190 Degrees (Part No.14539)

Heavy Duty Thermostat: With Seal, 190 Degrees

from

$39.99
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:
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
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Carquest Premium – Heavy Duty Thermostat: With Seal, 190 Degrees (Part No.15229)

Heavy Duty Thermostat: With Seal, 190 Degrees

from

$51.99
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:
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
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Carquest Premium – Heavy Duty Thermostat: With Seal, 180 Degrees (Part No.15228)

Heavy Duty Thermostat: With Seal, 180 Degrees

from

$50.99
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
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Carquest Premium – Heavy Duty Thermostat: With Seal, 190 Degrees (Part No.14239)

Heavy Duty Thermostat: With Seal, 190 Degrees

from

$41.99
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:
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
See More

Carquest Premium – Heavy Duty Thermostat: With Seal, 160 Degrees (Part No.14536)

Heavy Duty Thermostat: With Seal, 160 Degrees

from

$36.99
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.

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 – Heavy Duty Thermostat: With Seal, 170 Degrees (Part No.14537)

Heavy Duty Thermostat: With Seal, 170 Degrees

from

$52.99
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.

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 – Heavy Duty Thermostat: With Seal, 180 Degrees (Part No.14538)

Heavy Duty Thermostat: With Seal, 180 Degrees

from

$38.99
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

Most Popular 1991 Eagle Transit Buses Eagle 15S Batteries and Chargers

Improve your Eagle 15S’s performance by choosing from our wide selection of 5 OEM and aftermarket auto parts specifically for your 1991 Eagle Transit Buses Eagle 15S.

DieHard HD Battery – Battery: 31T Group Size, 1 Year Warranty, 950 CCA, 1140 CA, 175 Minute Reserve Capacity (Part No.31S30)

Battery: 31T Group Size, 1 Year Warranty,  950 CCA,  1140 CA,  175 Minute Reserve Capacity

from

$174.99
DieHard Heavy Duty batteries deliver the starting power your heavy duty applications need. These batteries are designed for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Full frame stamped positive grid design provides increased corrosion resistance and superior cranking power.
  • High-density paste improves cycling capability
  • Polypropylene ribbed case and reinforced end-walls for extra durability
  • Anchor bonding locks elements in place to dramatically improve life with superior vibration resistance
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DieHard HD Battery – Battery: 31T Group Size, 1 Year Warranty, 1000 CCA, 1190 CA, 185 Minute Reserve Capacity (Part No.31HDS30)

Battery: 31T Group Size, 1 Year Warranty,  1000 CCA,  1190 CA,  185 Minute Reserve Capacity

from

$182.99
DieHard Heavy Duty batteries deliver the starting power your heavy duty applications need. These batteries are designed for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Full frame stamped positive grid design provides increased corrosion resistance and superior cranking power.
  • High-density paste improves cycling capability
  • Polypropylene ribbed case and reinforced end-walls for extra durability
  • Anchor bonding locks elements in place to dramatically improve life with superior vibration resistance
See More

Optima – Yellow Battery: 31T Group Size, 900 CCA, 1125 CA, 155 Minute Reserve Capacity, Deep-Cycle (Part No.D31T-1125)

Yellow Battery: 31T Group Size, 900 CCA, 1125 CA, 155 Minute Reserve Capacity, Deep-Cycle

from

$399.99
The OPTIMA YELLOWTOP high-performance AGM battery is the ULTIMATE POWER SOURCE and one of the few true dual-purpose automotive batteries available. With premium cranking power and impressive cycling capability, this heavy-duty battery is ideal for trucks with winches, vehicles with high-demand electronics and audio systems, commercial vehicles and heavy equipment. Key benefits of OPTIMA YELLOWTOP batteries include deep-cycling battery and OPTIMAL starting power, up to 3x longer service life, 15x more resistant to vibration, leak proof, mountable in virtually any position, maintenance-free, and more than 300 discharge / recharge cycles. OPTIMA YELLOWTOP batteries work well for tractors or forklifts.

Product Features:
  • Faster recharging capabilities
  • Maintenance free for maximum convenience
  • Completely non-spillable, mountable in many positions
  • 15x the vibration resistance of a standard flooded battery
  • Up to 3 times longer life vs. standard flooded batteries
  • SPIRALCELL TECHNOLOGY with 99.99% pure lead delivers more power and consistently outperforms conventional flat-plate batteries
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DieHard HD Battery – Battery: 31T Group Size, 1 Year Warranty, 825 CCA, 1000 CA, 200 Minute Reserve Capacity (Part No.NG31CS)

Battery: 31T Group Size, 1 Year Warranty,  825 CCA,  1000 CA,  200 Minute Reserve Capacity

from

$259.99
DieHard Heavy Duty batteries deliver the starting power your heavy duty applications need. These batteries are designed for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Full frame stamped positive grid design provides increased corrosion resistance and superior cranking power.
  • High-density paste improves cycling capability
  • Polypropylene ribbed case and reinforced end-walls for extra durability
  • Anchor bonding locks elements in place to dramatically improve life with superior vibration resistance
See More

DieHard HD Battery – Battery: 31T Group Size, 1 Year Warranty, 750 CCA, 935 CA, 180 Minute Reserve Capacity (Part No.31XS-30)

Battery: 31T Group Size, 1 Year Warranty,  750 CCA,  935 CA,  180 Minute Reserve Capacity

from

$149.99
DieHard Heavy Duty batteries deliver the starting power your heavy duty applications need. These batteries are designed for commercial trucks, heavy duty and agricultural applications.

Product Features:
  • Full frame stamped positive grid design provides increased corrosion resistance and superior cranking power.
  • High-density paste improves cycling capability
  • Polypropylene ribbed case and reinforced end-walls for extra durability
  • Anchor bonding locks elements in place to dramatically improve life with superior vibration resistance
See More

Top-Selling Eagle 15S Alternators and Starters

Shop now for the best auto parts and accessories for your 1991 Eagle 15S, starting at $546.99, and ensure your Eagle Transit Buses stays in top shape.

Carquest HD Electrical – Starter: New, 12V, 11 Tooth (Part No.72-6924N)

Starter: New, 12V, 11 Tooth

from

$546.99
Carquest Starters take advantage of the power of 100% NEW to restore hard working vehicles to OE specified performance & endurance. All new units and components offer unmatched performance, reduce downtime & customer comebacks. Carquest Starters are primed to keep fleets moving forward. Built to perform in severe duty environments, with high output capabilities built in through improved technical & material formulas for high power output and efficient performance.

Product Features:
  • High quality components form the foundation our parts are built from. Transpo¿s innovative and high quality electronic technologies for internal components are incorporated to achieve high performance outputs.
  • Power & Efficiency are designed into every component. No matter the ambient temperature, starters will provide maximum cranking power to get engines running.
  • Connectors and power transmission components are highly resistant to extreme moisture environments because we use nickel plated contactors and double armature coating. We maintain a rigorous test schedule with endurance, salt spray, dirt and grime and out
  • Integrated magnetic switch provides protection against weak power from batteries.
  • Over-Crank Protection (OCP) Monitors heat in starter from over cranking & shuts down starter to prevent burning
  • Precision design and machining are the Extreme vibration failure solution. Vehicles often perform in adverse conditions like extreme temperatures that create tolerance shifts that produce high frequency vibration, which leads to resistance in power transf
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Carquest HD Electrical – Starter: New, 24V, 11 Tooth (Part No.72-6837N)

Starter: New, 24V, 11 Tooth

from

$549.99
Carquest Starters take advantage of the power of 100% NEW to restore hard working vehicles to OE specified performance & endurance. All new units and components offer unmatched performance, reduce downtime & customer comebacks. Carquest Starters are primed to keep fleets moving forward. Built to perform in severe duty environments, with high output capabilities built in through improved technical & material formulas for high power output and efficient performance.

Product Features:
  • High quality components form the foundation our parts are built from. Transpo¿s innovative and high quality electronic technologies for internal components are incorporated to achieve high performance outputs.
  • Power & Efficiency are designed into every component. No matter the ambient temperature, starters will provide maximum cranking power to get engines running.
  • Connectors and power transmission components are highly resistant to extreme moisture environments because we use nickel plated contactors and double armature coating. We maintain a rigorous test schedule with endurance, salt spray, dirt and grime and out
  • Integrated magnetic switch provides protection against weak power from batteries.
  • Over-Crank Protection (OCP) Monitors heat in starter from over cranking & shuts down starter to prevent burning
  • Precision design and machining are the Extreme vibration failure solution. Vehicles often perform in adverse conditions like extreme temperatures that create tolerance shifts that produce high frequency vibration, which leads to resistance in power transf
See More

In-Demand Fluids and Chemicals for the Eagle Transit Buses Eagle 15S

Choose from 4 high-quality Fluids and Chemicals for your 1991 Eagle Transit Buses Eagle 15S priced between $19.99 and $24.49.

ZEREX – G05® Full Strength Concentrate Antifreeze / Coolant, 1 Gallon (Part No.ZXG051)

G05® Full Strength Concentrate Antifreeze / Coolant, 1 Gallon

from

$22.99
ZEREX G05® is the automaker approved original chemistry used in newer Ford®, Chrysler® and Mercedes-Benz® automotive and diesel engines. Its Hybrid Organic Acid Technology (HOAT) chemistry combines the best of conventional and organic acid-based chemistry to provide the ultimate protection against rust and corrosion. ZEREX G05 antifreeze/coolant uses the highest-quality virgin ethylene glycol for freeze and boil over protection and a hybrid organic acid corrosion inhibitor package to protect your engines from liner pitting and corrosion.

Product Features:
  • Automaker approved technology. Provides protection for 5 years / 150,000 miles in light duty applications and 3 years / 300,000 miles in heavy duty applications.
  • Formulated for long life performance
  • Low-silicate, low-pH and phosphate-free formula
  • Helps protect all cooling system metals, including aluminum
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ZEREX – G-05 Formula 50/50 Pre-Mixed RTU Antifreeze / Coolant, 1 Gallon (Part No.ZXG05RU1)

G-05 Formula 50/50 Pre-Mixed RTU Antifreeze / Coolant, 1 Gallon

from

$19.99
ZEREX G05® is the automaker approved original chemistry used in newer Ford®, Chrysler® and Mercedes-Benz® automotive and diesel engines. Its Hybrid Organic Acid Technology (HOAT) chemistry combines the best of conventional and organic acid-based chemistry to provide the ultimate protection against rust and corrosion. ZEREX G05® antifreeze/coolant uses the highest quality virgin ethylene glycol for freeze and boil over protection and a hybrid organic acid corrosion inhibitor package to protect your engines from liner pitting and corrosion.

Product Features:
  • Automaker approved technology. Provides protection for 5 years / 150,000 miles in light duty applications and 3 years / 300,000 miles in heavy duty applications
  • Formulated for long life performance
  • Low-silicate, low-pH and phosphate-free formula
  • Helps protect all cooling system metals, including aluminum
See More

Prestone – Command Antifreeze and Coolant: Concentrate, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon (Part No.AFC13000)

Command Antifreeze and Coolant: Concentrate, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon

from

$24.49
Prestone Command Cor-Guard Nitrite Free (NF-OAT) Extended Life (ELC) antifreeze+coolant (Concentrate) is designed to work with all Class 1-8 vehicles; Heavy Duty and Light Duty. COR-GUARD technology increases uptime; More miles between service = Less cost to maintain. Utilizing Cor-Guard technology, this formula is designed to protect cooling system parts from corrosion and damage. It instantly protects against the spread of rust, corrosion, pitting, gunk, grime and build-up. It is one fluid that can be used for the whole fleet; all vehicles, coolant colors (LD) and any Nitrite Free OAT engine (HD). Service life is 1,000,000 Miles/20,000 hrs [class 7-8 with wet sleeve liners]. When compared to ESI and low silicate conventional, it is designed to help lower maintenance costs and improve water pump life. This formula is Nitrite Free, provides excellent protection for aluminum and all other engine metals and eliminates the need to add supplemental coolant additives.

Product Features:
  • Cor-Guard Nitrite Free Extended Life Coolant – NF-OAT ELC – RED formula. Compatible with any Nitrite Free OAT and all Light Duty vehicles
  • COR-GUARD technology increases uptime; More miles between service = Less cost to maintain. Instantly stops the spread of rust, corrosion, pitting, gunk, grime and build-up
  • Meets OEM Performance requirements: ASTM D6210, D3306, D4985, D7583; TMC RP338A, RP364; Cummings CES 14603, bulletin 3666132; Detroit Diesel 93K217; Cat EC-1 and many OEM requirements
  • Concentrated formula. Must mix with high quality (distilled/deionized) water to the desired ratio. Can be used for top-off, complete drain and refill or flush and refill of the cooling system.
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Prestone – Command Antifreeze and Coolant: 50/50 Ready-to-Use, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon (Part No.AFC13100)

Command Antifreeze and Coolant: 50/50 Ready-to-Use, Cor-Guard Nitrite-Free ELC Red NF-OAT, 1 Gallon

from

$19.99
Prestone Command Cor-Guard Nitrite Free (NF-OAT) Extended Life (ELC) antifreeze+coolant (ready to use) is designed to work with all Class 1-8 vehicles; Heavy Duty and Light Duty. COR-GUARD technology increases uptime; More miles between service = Less cost to maintain. Utilizing Cor-Guard technology, this formula is designed to protect cooling system parts from corrosion and damage. It instantly protects against the spread of rust, corrosion, pitting, gunk, grime and build-up. It is one fluid that can be used for the whole fleet; all vehicles, coolant colors (LD) and any Nitrite Free OAT engine (HD). Service life is 1,000,000 Miles/20,000 hrs [class 7-8 with wet sleeve liners]. When compared to ESI and low silicate conventional, it is designed to help lower maintenance costs and improve water pump life. This formula is Nitrite Free, provides excellent protection for aluminum and all other engine metals and eliminates the need to add supplemental coolant additives.

Product Features:
  • Cor-Guard Nitrite Free Extended Life Coolant – NF-OAT ELC – RED formula. Compatible with any Nitrite Free OAT and all Light Duty vehicles
  • COR-GUARD technology increases uptime; More miles between service = Less cost to maintain. Instantly stops the spread of rust, corrosion, pitting, gunk, grime and build-up
  • Meets OEM Performance requirements: ASTM D6210, D3306, D4985, D7583; TMC RP338A, RP364; Cummings CES 14603, bulletin 3666132; Detroit Diesel 93K217; Cat EC-1 and many OEM requirements
  • Ready to Use formula (prediluted to a 50% Eg and 50% distilled water mix). Perfect for small volume top-off or complete drain and refill of the cooling system
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