2018 BMW 340i Engine Cooling Parts

Please Select your Vehicle to See Exact Fit Parts

Keep Your 2018 BMW 340i 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 2018 BMW 340i looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Radiator Caps, Radiators, and Water Pumps. 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. For example, Carquest Premium Engine Cooling Parts start at just $13.99 with an average 4.5 star rating. With over 6 reviews and a solid 4.3 star average, you can shop with confidence knowing other BMW 340i owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2018 BMW 340i Engine Cooling Part at Advance Auto Parts is around $111.81, with a range that starts at $6.99 and goes up to $616.99. With 17 options in stock from 6 trusted brands, finding the right fit is easy. Popular picks like Dorman Brass Coolant Air Bleeder Screw (OE Fix), 902-404HP, Motorad Standard Engine Coolant Reservoir Cap: 20 PSI, T-64, and Carquest Coolant Temperature Sensor, WTA2355 start at just $8.99 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 2018 BMW 340i in peak condition, inside and out.

Essential 2018 BMW 340i Engine Cooling Parts

Carquest Premium – Carquest Coolant Temperature Sensor, WTA2355 (Part No.WTA2355)

Carquest Coolant Temperature Sensor, WTA2355

from

$137.99
Approved materials for increased durability in even the most extreme temperatures. All Carquest Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.
See More

Dorman – Dorman Brass Coolant Air Bleeder Screw (OE Fix), 902-404HP (Part No.902-404HP)

Dorman Brass Coolant Air Bleeder Screw (OE Fix), 902-404HP

from

$8.99
On certain BMW, Mini, Chrysler, Dodge, Jeep, and Ram vehicles, the original equipment engine coolant bleeder screw is made of plastic. Over time and during normal service, the head of the plastic screw deforms, becomes difficult to turn, and inevitably requires replacement. This Dorman OE FIX coolant air bleeder screw is made of brass to resist deforming during service, saving the expense of replacing the original screw with the same failure-prone plastic design.
See More

Dorman – Dorman Coolant Air Bleeder Screw, 902-404 (Part No.902-404)

Dorman Coolant Air Bleeder Screw, 902-404

from

$6.99
This engine coolant bleeder screw has been manufactured from durable material to prevent cooling system leaks. Matches the original screw for fit and function.
See More

Carquest Premium – Carquest Cooling System Tester Adapter, 12018 (Part No.12018)

Carquest Cooling System Tester Adapter, 12018

from

$37.99
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive cooling systems.
See More

URO Parts – URO Parts Thermostat Assembly, 11537642854 (Part No.11537642854)

URO Parts Thermostat Assembly, 11537642854

from

$207.99
For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced €œGenuine€ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.
See More

Motorad – Motorad Standard Engine Coolant Reservoir Cap: 20 PSI, T-64 (Part No.T-64)

Motorad Standard Engine Coolant Reservoir Cap: 20 PSI, T-64

from

$26.99
Manufactured to meet all OEM specifications. Designed to be easy to install and remove. Manufactured from high quality components with proper relief and vacuum valves. Quality tested to stand up to even the most demanding automotive cooling systems.
See More

Carquest Premium – Carquest Standard Reservoir Cap: 22 PSI, 10244 (Part No.10244)

Carquest Standard Reservoir Cap: 22 PSI, 10244

from

$13.99
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.
See More

Carquest Premium – Carquest Radiator, 4113788 (Part No.4113788)

Carquest Radiator, 4113788

from

$287.99
Reach Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Reach Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.
See More

Carquest Premium – Carquest Engine Water Pump, T7137 (Part No.T7137)

Carquest Engine Water Pump, T7137

from

$80.99
Manufactured to meet or exceed OEM specifications.
See More

Rein – Rein Expansion Tank Remanufactured, EPT0259 (Part No.EPT0259)

Rein Expansion Tank Remanufactured, EPT0259

from

$89.99
Rein Automotive OE quality expansion tanks, install, fit and perform the way the original manufacturer intended. These tanks are designed to match or exceed the OE materials used and are produced from virgin plastic with no regrind to prevent cracking from heat cycles and ensure the plastic is durable and will have a long service life.
See More

Rein – Rein Expansion Tank, EPT0235 (Part No.EPT0235)

Rein Expansion Tank, EPT0235

from

$169.99
Rein Automotive OE quality expansion tanks, install, fit and perform the way the original manufacturer intended. These tanks are designed to match or exceed the OE materials used and are produced from virgin plastic with no regrind to prevent cracking from heat cycles and ensure the plastic is durable and will have a long service life.
See More

KAI – KAI Radiator Support, BM1225136C (Part No.BM1225136C)

KAI Radiator Support, BM1225136C

from

$94.99
New CAPA Certified Standard Replacement Radiator Support Upper Support Panel, Made Of High Strength Steel
See More

KAI – KAI Radiator Support Panel Brace, Center Brace, Made Of Aluminum, BM1225137C (Part No.BM1225137C)

KAI Radiator Support Panel Brace, Center Brace, Made Of Aluminum, BM1225137C

from

$53.99
New CAPA Certified Standard Replacement Radiator Support Panel Brace, Center Brace, Made Of Aluminum
See More

Carquest Premium – Carquest Integrated Thermostat Housing: With Sensor and Seal, 207 Degrees, 1223-207 (Part No.1223-207)

Carquest Integrated Thermostat Housing: With Sensor and Seal, 207 Degrees, 1223-207

from

$616.99
Carquest Premium Integrated Housing Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat 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 as well as the design and function of the housing. Offset design, air relief valve, and OEM style seals included where applicable.
See More

Carquest Premium – Carquest Radiator Cap: 20 PSI, T64 (Part No.T64)

Carquest Radiator Cap: 20 PSI, T64

from

$27.99
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.
See More

Carquest Premium – Carquest Standard Reservoir Cap: 17 PSI, T76 (Part No.T76)

Carquest Standard Reservoir Cap: 17 PSI, T76

from

$10.99
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.
See More

Rein – Rein Cap-Expansion Tank, CPE0035 (Part No.CPE0035)

Rein Cap-Expansion Tank, CPE0035

from

$25.99
Rein Automotive OE Quality expansion tank caps are designed to be direct replacements for OE caps. Rein caps are designed to match or exceed the OE materials used and are produced to the highest standards to ensure long service life. Rein Automotive OE quality expansion tank caps keep the coolant system at the proper pressure just like the OE cap.
See More

Most Popular Radiator Caps for 2018 BMW 340is

Enhance your 2018 BMW 340i with one of the 2 Radiator Caps we have in stock, starting at just $13.99.

Carquest Premium – Carquest Standard Reservoir Cap: 22 PSI, 10244 (Part No.10244)

Carquest Standard Reservoir Cap: 22 PSI, 10244

from

$13.99
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.
See More

Motorad – Motorad Standard Engine Coolant Reservoir Cap: 20 PSI, T-64 (Part No.T-64)

Motorad Standard Engine Coolant Reservoir Cap: 20 PSI, T-64

from

$26.99
Manufactured to meet all OEM specifications. Designed to be easy to install and remove. Manufactured from high quality components with proper relief and vacuum valves. Quality tested to stand up to even the most demanding automotive cooling systems.
See More

Best-Selling 2018 BMW 340i Radiator

Upgrade your 340i with our best-selling Radiator.

Carquest Premium – Carquest Radiator, 4113788 (Part No.4113788)

Carquest Radiator, 4113788

from

$287.99
Reach Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Reach Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.
See More

Top-Quality Water Pumps for 2018 BMW 340is

Choose a high-quality OEM or aftermarket Water Pump for BMW 340is and enjoy top-notch performance from $80.99.

Carquest Premium – Carquest Engine Water Pump, T7137 (Part No.T7137)

Carquest Engine Water Pump, T7137

from

$80.99
Manufactured to meet or exceed OEM specifications.
See More

Top Picks for 2018 BMW 340i Coolant Reservoirs

Invest in one of our 2 durable Coolant Reservoirs for your 2018 BMW, knowing you’re getting trusted brands and expert craftsmanship.

Rein – Rein Expansion Tank, EPT0235 (Part No.EPT0235)

Rein Expansion Tank, EPT0235

from

$169.99
Rein Automotive OE quality expansion tanks, install, fit and perform the way the original manufacturer intended. These tanks are designed to match or exceed the OE materials used and are produced from virgin plastic with no regrind to prevent cracking from heat cycles and ensure the plastic is durable and will have a long service life.
See More

Rein – Rein Expansion Tank Remanufactured, EPT0259 (Part No.EPT0259)

Rein Expansion Tank Remanufactured, EPT0259

from

$89.99
Rein Automotive OE quality expansion tanks, install, fit and perform the way the original manufacturer intended. These tanks are designed to match or exceed the OE materials used and are produced from virgin plastic with no regrind to prevent cracking from heat cycles and ensure the plastic is durable and will have a long service life.
See More

Our Thermostats for 2018 BMW 340is

Make a smart move for your 2018 BMW 340i with our Thermostat for $207.99.

URO Parts – URO Parts Thermostat Assembly, 11537642854 (Part No.11537642854)

URO Parts Thermostat Assembly, 11537642854

from

$207.99
For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced €œGenuine€ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.
See More

Top-Rated Engine Cooling Part Brands For Your 2018 BMW 340i

When it comes to finding the perfect Engine Cooling Part for your 2018 BMW 340i, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 6 trusted brands. We carry the most popular Engine Cooling Part brands including Carquest Premium, and more, all known for their exceptional customer ratings (average brand rating of 4.5 stars) and competitive prices, as low as $13.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2018 BMW 340i, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 2018 BMW 340i Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2018 BMW 340i, Advance Auto Parts has exactly what you need with our selection of Carquest Premium Engine Cooling Parts. We have 1 Carquest Premium Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $13.99, you’ll find the perfect Engine Cooling Part for your needs and budget. Carquest Premium Engine Cooling Parts for the 2018 BMW 340i come highly rated, with over 1 customer reviews and an impressive average rating of 4.5 stars. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Carquest Standard Reservoir Cap: 22 PSI, 10244
from $13.99
(1)
Carquest Standard Reservoir Cap: 22 PSI, 10244
“pefect fit and function”

FAQs for 2018 BMW 340i Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2018 BMW 340is?

Out of 17 Engine Cooling Parts that fit 2018 BMW 340is, the following parts are the top sellers:

What’s the price range for 2018 BMW 340i Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2018 BMW 340i range from $6.99 up to $616.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2018 BMW 340i?

The average price for Engine Cooling Parts for the 2018 BMW 340i is $111.81. 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.

What are the cheapest Engine Cooling Parts for my 2018 BMW 340i?

The cheapest 2018 BMW 340i Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2018 BMW models?

Yes. We stock Engine Cooling Parts for 52 other popular 2018 BMW models. Some of the most popular are 2018 M3 Engine Cooling Parts, 2018 530i Engine Cooling Parts, 2018 330i Engine Cooling Parts, 2018 X3 Engine Cooling Parts, and 2018 X5 Engine Cooling Parts.

What types of Engine Cooling Parts do you sell for my 2018 BMW 340i?

As of 8/2/26, these are some of the most in-demand types of Engine Cooling Parts for a 2018 BMW 340i:

Can I get help with 2018 BMW 340i 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 BMW Engine Cooling Parts and more.

What is your return policy for BMW 340i Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new BMW 340i Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.