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Audi C4 S4 Quattro 20v T Engine Parts & Accessories

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ES#4030572 - 034-102-Z005 - Block Coolant Adapter  - Our improved, CNC-machined piece ensures you will never need to replace this again, and includes a new bolt and o-ring seal. - 034Motorsport - Audi

Our improved, CNC-machined piece ensures you will never need to replace this again, and includes a new bolt and o-ring seal. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with AAN engine codes only

Brand:
034Motorsport - Corporate Logo
ES#:
4030572
Mfg#:
034-102-Z005
Ships in 2 Business Days
$70.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4029640 - 034-106-Z001 - Fuel Pump Relay Kit - Every last ounce of power needs to get to your fuel pump to ensure you've got the power to supply the motor with enough fuel at full boost. - 034Motorsport - Audi

Every last ounce of power needs to get to your fuel pump to ensure you've got the power to supply the motor with enough fuel at full boost. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4029640
Mfg#:
034-106-Z001
Ships in 2 Business Days
$70.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

1.9 BAR Absolute (13.5 psi) Wastegate Spring for Audi External Wastegates Fitted to Factory Turbocharged Audis between 1980 - 1995.5. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4136163
Mfg#:
034-145-6001
Ships in 2 Business Days
$70.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2800512 - 054109119H - Timing Belt - The most important belt on your engine - Continental - Audi

The most important belt on your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2800512
Mfg#:
054109119H
In Stock at Vendor
$35.99

This product was last offered at the strikethrough price on
05-07-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#296593 - 191959481 - Fan Switch - 2-Pin (84C-95C) - Mounts on radiator to determine coolant temperature for fan operation - Genuine Volkswagen Audi - Audi Volkswagen

Mounts on radiator to determine coolant temperature for fan operation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
296593
Mfg#:
191959481
Ships in 8 Business Days
7% off MSRP

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

$73.99

This product was last offered at the strikethrough price on
06-16-2026

$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3141469 - GVW052195M2F - GT1 PRO C-3 Engine Oil (5w-30) - 1 Liter - High performance engine oil for passenger vehicles - Fuchs - Audi Volkswagen

High performance engine oil for passenger vehicles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuchs - Corporate Logo
ES#:
3141469
Mfg#:
GVW052195M2F
Ships in 1 day
$16.99 USD
Free Shipping
on orders $49 and up
ES#4057465 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Victor Reinz - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
4057465
Mfg#:
N90316802
Ships in 3 Business Days
$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3141473 - ZVW352540S - TITAN GT1 Engine Oil (5w-40) - 1 Liter - Premium engine oil for passenger vehicles - Fuchs - Audi Volkswagen

Premium engine oil for passenger vehicles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuchs - Corporate Logo
ES#:
3141473
Mfg#:
ZVW352540S
Ships in 1 day
$13.99

This product was last offered at the strikethrough price on
05-07-2026

$12.99 USD
Free Shipping
on orders $49 and up
ES#2898714 - 443819030 - Heater Core - A replacement for clogged or broken cores. - Vemo - Audi

A replacement for clogged or broken cores. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2898714
Mfg#:
443819030
In Stock at Vendor
$64.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4491369 - 074103609F - Oil Pan Gasket - Elring - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4491369
Mfg#:
074103609F
In Stock at Vendor
$32.99

This product was last offered at the strikethrough price on
05-07-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4516 - 027109601CIT - Intake Valve-Priced Each - Osvat Brand - Osvat - Audi Volkswagen

Osvat Brand affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Osvat - Corporate Logo
ES#:
4516
Mfg#:
027109601CIT
Back Ordered
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3660374 - WHT005422B - Fuel Injector O-Ring - Priced Each - Keep your fueling system leak free - Victor Reinz - Audi Volkswagen

Keep your fueling system leak free affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
3660374
Mfg#:
WHT005422B
Ships in 3 Business Days
$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
This product has been superseded to ES#4871639
ES#4030789 - GE550301QDSP - High Performance Genuine Engine Oil (0w-30) - 1 Quart - Meets Volkswagen & Audi 504.00 / 507.00 long drain specification - Genuine Volkswagen Audi - Audi Volkswagen

Meets Volkswagen & Audi 504.00 / 507.00 long drain specification affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replaces 5w-30 and meets the same 504.00/507.00 specification for gasoline and diesel engines.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4030789
Mfg#:
GE550301QDSP
In Stock
ON SALE! SAVE 23%
$13.49

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

$10.41 USD
Free Shipping
on orders $49 and up
ES#2223 - 4A0805121A163 - Front Belly Pan To Fender Liner Hardware Kit - Includes the necessary hardware to secure the belly pan to the fender liners - Vaico - Audi Volkswagen

Includes the necessary hardware to secure the belly pan to the fender liners affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2223
Mfg#:
4A0805121A163
In Stock
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2709467 - 034919369C - Coolant Temperature Sensor - 4 Pin - Ensure proper readings of your coolant temp - URO - Audi

Ensure proper readings of your coolant temp affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2709467
Mfg#:
034919369C
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#362450 - 4A0819497 - Temperature Sensor T-Fitting - Stationed in-line with the heater core feed hoses, this piece houses the 2-pin temp sensor - Genuine Volkswagen Audi - Audi

Stationed in-line with the heater core feed hoses, this piece houses the 2-pin temp sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
362450
Mfg#:
4A0819497
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.

$21.99

This product was last offered at the strikethrough price on
06-16-2026

$19.99 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.

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