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Audi A4 Engine Parts & Accessories

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Heater Core Hose - Return

ES#441716 - 8E1819373R - Heater Core Hose - Return - Connects the heater core to the hard coolant pipe - Genuine Volkswagen Audi - Audi

Connects the heater core to the hard coolant pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
441716
Mfg#:
8E1819373R
Ships in 3 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$121.99

This product was last offered at the strikethrough price on
08-16-2026

$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2580402 - 8E0121049L - Radiator Hose - Lower - Connects the lower radiator port to the expansion tank and thermostat housing - Original Equipment Supplier - Audi

Connects the lower radiator port to the expansion tank and thermostat housing

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2580402
Mfg#:
8E0121049L
Back Ordered
1% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$119.60

This product was last offered at the strikethrough price on
08-16-2026

$117.99 USD
Free Shipping

Timing Belt Relay Roller

ES#4464738 - 06C109244C - Timing Belt Relay Roller - Roller on left lower side for timing belt - Ina - Audi

Roller on left lower side for timing belt We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
4464738
Mfg#:
06C109244C
Ships in 1 Business Day
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT VAG Billet One Way Crankcase Breather - Short

ES#4370481 - VTT-VAG-CC-BTR-S - VTT VAG Billet One Way Crankcase Breather - Short - First of it's kind for VW/Audi/Porsche vehicles! - Vargas Turbo Technologies - Audi Volkswagen Porsche

First of it's kind for VW/Audi/Porsche vehicles! 2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles up through the 2020 model year only

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4370481
Mfg#:
VTT-VAG-CC-BTR-S
Ships in 10 Business Days
$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Magnet Seal Kit

ES#5460612 - 06k1034832KT - Camshaft Magnet Seal Kit - Everything needed to replace all three seals on the upper timing cover - Assembled By ECS - Audi Volkswagen

Everything needed to replace all three seals on the upper timing cover 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5460612
Mfg#:
06K1034832KT
Ships on Sep 9, 2026
Auto Notify
ON SALE! SAVE 23%
$60.99

This product was last offered at the strikethrough price on
05-29-2026

$47.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core

ES#452201 - 8K0898037A - Heater Core - Stop coolant loss and cure a fogged windshield - Genuine Volkswagen Audi - Audi

Stop coolant loss and cure a fogged windshield

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452201
Mfg#:
8K0898037A
Ships in 1 day
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$513.99

This product was last offered at the strikethrough price on
08-16-2026

$469.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI Stage 2 Engine Mount - Priced Each

ES#3021938 - EBFIB56ES2 - BFI Stage 2 Engine Mount - Priced Each - Keep your engine planted and transfer as much power to the ground as possible - Black Forest Industries - Audi Volkswagen

Keep your engine planted and transfer as much power to the ground as possible

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021938
Mfg#:
EBFIB56ES2
Ships on Sep 8, 2026
$234.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Multipurpose Relay - Priced Each

ES#2678226 - 4H0951253A - Multipurpose Relay - Priced Each - Replacement 4-pin/30 amp relay - Bosch - Audi Volkswagen

Replacement 4-pin/30 amp relay 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2678226
Mfg#:
4H0951253A
In Stock
74% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$27.30

This product was last offered at the strikethrough price on
03-16-2026

$7.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High-temperature Silicone N75 Valve Hose - Priced Each

ES#3187742 - 034-145-A053 - High-temperature Silicone N75 Valve Hose - Priced Each - Connects the N75 valve to the turbocharger (Two required). Featuring durable silicone construction! - 034Motorsport - Audi Volkswagen

Connects the N75 valve to the turbocharger (Two required). Featuring durable silicone construction!

Brand:
034Motorsport - Corporate Logo
ES#:
3187742
Mfg#:
034-145-A053
Ships in 2 Business Days
$26.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Belly Pan

ES#2102242 - 8D0863821S - Front Belly Pan - Reduces noise and protects your undercarriage - Genuine Volkswagen Audi - Audi Volkswagen

Reduces noise and protects your undercarriage

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2102242
Mfg#:
8D0863821S
Ships in 2 Business Days
8% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$254.99

This product was last offered at the strikethrough price on
08-16-2026

$233.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Engine Mount - Priced Each

ES#2713 - 8D0199379K - Hydraulic Engine Mount - Priced Each - Reduce driveline vibrations with a new motor mount, fits left or right side - Febi - Audi Volkswagen

Reduce driveline vibrations with a new motor mount, fits left or right side 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2713
Mfg#:
8D0199379K
Ships on Nov 11, 2026
$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

ES#2857728 - 8E0805960 - Speed Nut - Priced Each - Install new hardware with your new parts - Vaico - Audi

Install new hardware with your new parts We Price Match - Give Us A Call or Chat!
Secures the front valance to the belly pan

Brand:
Vaico - Corporate Logo
ES#:
2857728
Mfg#:
8E0805960
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump

ES#4039354 - 06H115105DF - Oil Pump - Prevent severe engine damage with a new oil pump - Vaico - Audi

Prevent severe engine damage with a new oil pump We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039354
Mfg#:
06H115105DF
In Stock
$491.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump Drive Chain

ES#4772437 - 06A115125B - Oil Pump Drive Chain - Drives the oil pump from the crankshaft - Bremmen Parts - Audi Volkswagen

Drives the oil pump from the crankshaft 10X Entries For Our 25th Anniversary Sweepstakes!

Engine code AWM

Brand:
Bremmen Parts - Corporate Logo
ES#:
4772437
Mfg#:
06A115125B
In Stock
ON SALE! SAVE 21%
$26.99

This product was last offered at the strikethrough price on
05-02-2026

$21.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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