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Audi C4 S4 Quattro 20v T

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Audi C4 S4 Quattro 20v T Engine Parts & Accessories

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Remanufactured Starter Motor

Price includes a $22.10 refundable core charge

Brand:
Bosch - Corporate Logo
ES#:
5506891
Mfg#:
034911023XBKT
Ships on Oct 14, 2026
$178.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340675
Mfg#:
N90316802
Special Order: No Guaranteed ETA
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket

Not a set, just a head gasket 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340882
Mfg#:
034103383AD
Special Order: No Guaranteed ETA
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug

Does not include crush washer. M26x1.5 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340869
Mfg#:
059103193
Special Order: No Guaranteed ETA
$10.99 USD
Free Shipping
on orders $49 and up

Engine Mounting

ES#2871203 - 431199381N - Engine Mounting - Febi - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2871203
Mfg#:
431199381N
Special Order: No Guaranteed ETA
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

thermostat

ES#2865716 - 035121113B - thermostat - Low temperature replacement thermostat - Febi - Audi

Low temperature replacement thermostat We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865716
Mfg#:
035121113B
Special Order: No Guaranteed ETA
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Belt

ES#2865859 - 03F260849A - Auxiliary Belt - Febi - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865859
Mfg#:
03F260849A
Special Order: No Guaranteed ETA
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Crankshaft Seal

Stop oil leaks and prevent internal engine damage. 35x48x10 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5504851
Mfg#:
054115147B
Ships on Dec 24, 2026
$4.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Switch Gasket

ES#4852722 - N0438083 - Radiator Fan Switch Gasket - Vemo Q+ - Audi Volkswagen

Brand:
Vemo Q+ - Corporate Logo
ES#:
4852722
Mfg#:
N0438083
Special Order: No Guaranteed ETA
$2.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring Set

ES#3086184 - 034-201-8000 - Valve Spring Set - High Rate valve spring set - 034Motorsport - Audi

High Rate valve spring set 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3086184
Mfg#:
034-201-8000
Back Ordered
$304.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch (87-93°C) - 3 Pin

ES#3625382 - 251959481K - Auxiliary Fan Switch (87-93C) - 3 Pin - Located on the lower side of the radiator, comes with paper gasket - FAE - Audi Volkswagen

Located on the lower side of the radiator, comes with paper gasket

Brand:
FAE - Corporate Logo
ES#:
3625382
Mfg#:
251959481K
Back Ordered
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electric Fan Assembly - 280mm

ES#2153950 - 4A0959455B - Electric Fan Assembly - 280mm - Replace your dead fan motor - MTC - Audi

Replace your dead fan motor

Brand:
MTC - Corporate Logo
ES#:
2153950
Mfg#:
4A0959455B
Back Ordered
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#2899093 - 4A0121350B - Radiator Fan Clutch - Stay cool at traffic lights. - Vemo - Audi

Stay cool at traffic lights.

Brand:
Vemo - Corporate Logo
ES#:
2899093
Mfg#:
4A0121350B
Special Order: No Guaranteed ETA
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Molygen New Generation Engine Oil (5w-40) - 5 Liter

ES#3246016 - 20232 - Molygen New Generation Engine Oil (5w-40) - 5 Liter - Full synthetic oil with fluorescent, friction-reducing additive! - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Full synthetic oil with fluorescent, friction-reducing additive! 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3246016
Mfg#:
20232
In Stock
43% off MSRP

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

$95.99

This product was last offered at the strikethrough price on
05-14-2026

$54.99 USD
Free Shipping
on orders $49 and up

Leichtlauf High Tech Engine Oil (5w-40) - 5 Liter

ES#2785255 - 2332 - Leichtlauf High Tech Engine Oil (5w-40) - 5 Liter - Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
2785255
Mfg#:
2332
In Stock
40% off MSRP

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

$97.99

This product was last offered at the strikethrough price on
08-30-2026

$58.99 USD
Free Shipping
on orders $49 and up

Genuine Volkswagen Audi G12evo Coolant / Antifreeze - 1 Gallon (3.78 Liters) (G12E0501GRTU)

ES#4672297 - G12E0501GRTU - Genuine Volkswagen Audi G12evo Coolant / Antifreeze - 1 Gallon (3.78 Liters) (G12E0501GRTU) - Extended Life Coolant Pre-mixed 50/50 - Genuine Volkswagen Audi - Audi Volkswagen

Extended Life Coolant Pre-mixed 50/50

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4672297
Mfg#:
G12E0501GRTU
In Stock
$30.95

This product was last offered at the strikethrough price on
09-01-2026

$28.99 USD
Free Shipping
on orders $49 and up

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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