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Audi C4 S4 Quattro 20v T Engine Parts & Accessories

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Auxiliary Fan Switch (91-102°C) - 3 Pin

ES#3478132 - 191959481A - Auxiliary Fan Switch (91-102C) - 3 Pin - Located on the lower side of the radiator - Meyle - Audi Volkswagen

Located on the lower side of the radiator 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3478132
Mfg#:
191959481A
Ships in 1-2 days
$18.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87°C)

ES#3970026 - 069121113 - Thermostat (87C) - Prevent overheating and premature engine wear. Includes O-ring - Meyle - Audi

Prevent overheating and premature engine wear. Includes O-ring 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970026
Mfg#:
069121113
Ships on Oct 6, 2026
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Gasket - Priced Each

ES#2580846 - 034129717K - Intake Manifold Gasket - Priced Each - Seals the gap between the intake manifold and the cylinder head - Victor Reinz - Audi

Seals the gap between the intake manifold and the cylinder head AAN Engine Code Only

Brand:
Victor Reinz - Corporate Logo
ES#:
2580846
Mfg#:
034129717K
Ships in 1 Business Day
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#5307949 - 034129101B - Pressure Control Valve (PCV) - Located on the turbo inlet pipe. 19mm - Bremmen Parts - Audi Volkswagen

Located on the turbo inlet pipe. 19mm 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5307949
Mfg#:
034129101B
Special Order: No Guaranteed ETA
ON SALE! SAVE 22%
$22.99

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

$17.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2865558 - 025121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Febi - Audi Volkswagen

Secures the coolant temperature sensor in place We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865558
Mfg#:
025121142
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Atmospheric Service Kit

ES#3241238 - FMDVSK-WO34 - Blow Off Valve - Atmospheric Service Kit - Full replacement kit for es1832445 - Forge - Audi Volkswagen

Full replacement kit for es1832445

Brand:
Forge - Corporate Logo
ES#:
3241238
Mfg#:
FMDVSK-WO34
Ships in 5 Business Days
ON SALE! SAVE 10%
$17.00

This product was last offered at the strikethrough price on
09-18-2026

$15.30 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - 1.8 bar

ES#2812957 - 056919081E - Oil Pressure Switch - 1.8 bar - Low pressure screw in oil pressure switch. M10x1 - Hamburg Tech - Audi Volkswagen

Low pressure screw in oil pressure switch. M10x1 We Price Match - Give Us A Call or Chat!
AAN Engine Code Only

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812957
Mfg#:
056919081E
Ships in 1 Business Day
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Oil Line Gasket

ES#2337 - 035145773D - Turbo Oil Line Gasket - Gasket between upper oil line to turbo. Sits on top the turbo - Victor Reinz - Audi

Gasket between upper oil line to turbo. Sits on top the turbo

Brand:
Victor Reinz - Corporate Logo
ES#:
2337
Mfg#:
035145773D
Ships in 1-2 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

TITAN GT1 Flex 23 Engine Oil (5w-30) - 1 Liter

ES#4272286 - 5W301Literf1 - TITAN GT1 Flex 23 Engine Oil (5w-30) - 1 Liter - Premium Performance, extreme fuel-economy engine oil with optimum cold start ability and outstanding performance reserves - Fuchs - Audi Volkswagen

Premium Performance, extreme fuel-economy engine oil with optimum cold start ability and outstanding performance reserves

Brand:
Fuchs - Corporate Logo
ES#:
4272286
Mfg#:
5W301LITERF1
Ships in 3 Business Days
$13.99 USD
Free Shipping
on orders $49 and up

Turbo Oil Line Gasket

ES#274118 - 035145757C - Turbo Oil Line Gasket - Gasket between lower oil return line & engine block - Genuine Volkswagen Audi - Audi

Gasket between lower oil return line & engine block

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
274118
Mfg#:
035145757C
Ships in 3 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.

$14.99

This product was last offered at the strikethrough price on
09-19-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Drain Plug Washer - Priced Each

ES#3191636 - 252.905 - Aluminum Drain Plug Washer - Priced Each - Replace with every oil service to prevent leaks. 26x1.5 - Elring - Audi Volkswagen

Replace with every oil service to prevent leaks. 26x1.5 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3191636
Mfg#:
252.905
In Stock
ON SALE! SAVE 67%
$2.99

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

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#10455 - 443121321 - Expansion Tank Cap - Keep proper pressure on your coolant - Febi - Audi Volkswagen

Keep proper pressure on your coolant We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
10455
Mfg#:
443121321
Ships in 1 Business Day
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#4759389 - 025906041A - Coolant Temperature Sensor - 2 Pin - Blue sensor used by the ECU to control engine fueling - URO - Audi Volkswagen

Blue sensor used by the ECU to control engine fueling 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4759389
Mfg#:
025906041A
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up

Turbo Oil Line Gasket

ES#274125 - 035145773D - Turbo Oil Line Gasket - Gasket between upper oil line to turbo. Sits on top the turbo - Genuine Volkswagen Audi - Audi

Gasket between upper oil line to turbo. Sits on top the turbo

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
274125
Mfg#:
035145773D
Ships in 3 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seal

ES#4389807 - 026103085D - Seal - SKF - Audi Volkswagen

Brand:
SKF - Corporate Logo
ES#:
4389807
Mfg#:
026103085D
Ships in 9 Business Days
$10.99 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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