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Audi C4 S4 Quattro 20v T Performance Engine & Drivetrain Parts

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Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

ES#2764643 - MMRALC - Mishimoto Liquid Chill Radiator Coolant Additive - 4oz - Pairs with all types of coolant to increase heat transfer and decrease engine temps. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pairs with all types of coolant to increase heat transfer and decrease engine temps.

Brand:
Mishimoto - Corporate Logo
ES#:
2764643
Mfg#:
MMRALC
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Vortex Breather Catch Can

ES#4020131 - 034-101-4000 - Universal Vortex Breather Catch Can - Sold in a black powdercoated finish. - 034Motorsport - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Sold in a black powdercoated finish. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4020131
Mfg#:
034-101-4000
Back Ordered
$153.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Density Rear Differential Bushings - Pair

ES#3176342 - 034-505-2001-SD - Street Density Rear Differential Bushings - Pair - Eliminates excessive rear differential movement and provides quick feedback - 034Motorsport - Audi

Eliminates excessive rear differential movement and provides quick feedback 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3176342
Mfg#:
034-505-2001-SD
Ships on Oct 12, 2026
$44.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Drop-In Fuel Pump Upgrade Kit - Bosch Motorsport 044

ES#3419589 - 034-106-6014 - Billet Drop-In Fuel Pump Upgrade Kit - Bosch Motorsport 044 - Features Motorsport Bosch 044 fuel pump with billet 034 mounting bracket for a direct-fit. - 034Motorsport - Audi

Features Motorsport Bosch 044 fuel pump with billet 034 mounting bracket for a direct-fit. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3419589
Mfg#:
034-106-6014
Ships in 2 Business Days
$526.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Clutch Kit

ES#3090773 - SA602 - Stage 2 Clutch Kit - Features a full faced, steel backed, pure kevlar disc with a torque rating of 367 ft/lbs - Spec Clutches - Audi

Features a full faced, steel backed, pure kevlar disc with a torque rating of 367 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
3090773
Mfg#:
SA602
Ships in 3 Business Days
$525.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AAN/ABY/ADU Coilpack Update Harness

ES#3209923 - 034-701-0001 - AAN/ABY/ADU Coilpack Update Harness - Do away with costly replacement coils with updated VAG 2.0T FSI coils with built-in power stages - 034Motorsport - Audi

Do away with costly replacement coils with updated VAG 2.0T FSI coils with built-in power stages 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3209923
Mfg#:
034-701-0001
Ships in 2 Business Days
$245.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

008 Premium Diverter Valve - Black - 3 Way adjustable Vacuum Port

ES#3214561 - FMDV008PA - 008 Premium Diverter Valve - Black - 3 Way adjustable Vacuum Port - Smaller, tougher and tuneable - Now with 3-way adjustable, 90-degree vacuum port - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable - Now with 3-way adjustable, 90-degree vacuum port

Brand:
Forge - Corporate Logo
ES#:
3214561
Mfg#:
FMDV008PA
Back Ordered
ON SALE! SAVE 10%
$268.99

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

$241.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Universal Oil Catch Can - AN Fittings

ES#4487795 - MS100218 - APR Universal Oil Catch Can - AN Fittings - Universal/Service part for APR's MS100199 full catch can system - APR - Audi Volkswagen Porsche

Universal/Service part for APR's MS100199 full catch can system Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4487795
Mfg#:
MS100218
Ships on Oct 19, 2026
11% off MSRP

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

$264.99

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

$234.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Coolant Hose Set

ES#3575759 - 034-102-3005 - Silicone Coolant Hose Set - Complete 10-piece silicone coolant hose set for the AAN UrS4 and UrS6! - 034Motorsport - Audi

Complete 10-piece silicone coolant hose set for the AAN UrS4 and UrS6! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3575759
Mfg#:
034-102-3005
Ships in 2 Business Days
$436.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Clutch Kit

ES#2678380 - SA603 - Stage 3 Clutch Kit - Features a 6 puck, sprung hub disc with a torque rating of 438 ft/lbs - Spec Clutches - Audi

Features a 6 puck, sprung hub disc with a torque rating of 438 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
2678380
Mfg#:
SA603
In Stock
Limited Qty Sale
$479.00

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

$431.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Catch Can Breather Kit

ES#3447989 - 034-101-1001 - Catch Can Breather Kit - The ultimate breather can kit for the C4 AAN S4/S6, everything needed for a clean, OEM-type conversion - 034Motorsport - Audi

The ultimate breather can kit for the C4 AAN S4/S6, everything needed for a clean, OEM-type conversion 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3447989
Mfg#:
034-101-1001
Back Ordered
$385.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

5 Speed Street Short Shifter - Black Shift Knob

ES#4810691 - A6-C4/5/6-S-SSK- - 5 Speed Street Short Shifter - Black Shift Knob - Ditch the sluggish stock shifter and elevate your driving experience - REVIN - Audi

Ditch the sluggish stock shifter and elevate your driving experience Fits all shift knobs with 12mm x 1.5.

Brand:
REVIN - Corporate Logo
ES#:
4810691
Mfg#:
A6-C4/5/6-S-SSK-
Ships on Oct 12, 2026
$377.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Drop-In Fuel Pump Adapter Kit - Bosch 60mm

ES#3194921 - 034-106-6018 - Billet Drop-In Fuel Pump Adapter Kit - Bosch 60mm - Billet Aluminum Drop-In Fuel Pump Mounting Bracket for Audi Applications! - 034Motorsport - Audi

Billet Aluminum Drop-In Fuel Pump Mounting Bracket for Audi Applications! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3194921
Mfg#:
034-106-6018
Ships in 2 Business Days
$188.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Filter Oil & Cleaner Kit

ES#4830731 - vwr120000KT - Filter Oil & Cleaner Kit - The filter element deserves to be well looked after and be a part of your regular maintenance schedule. - Racingline - Audi Volkswagen

The filter element deserves to be well looked after and be a part of your regular maintenance schedule.

Brand:
Racingline - Corporate Logo
ES#:
4830731
Mfg#:
VWR120000KT
Ships on Oct 20, 2026
ON SALE! SAVE 12%
$48.99

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

$43.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Compression Dropping Head Gasket - 1.0 Drop

ES#3662203 - 034-201-3113 - Compression Dropping Head Gasket - 1.0 Drop - OEM quality, MLS headgasket with increased thickness to drop compression in all hydraulic-lifter 10v and 20v 5 cylinder motors with up to 82mm bore. - 034Motorsport - Audi

OEM quality, MLS headgasket with increased thickness to drop compression in all hydraulic-lifter 10v and 20v 5 cylinder motors with up to 82mm bore. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3662203
Mfg#:
034-201-3113
Back Ordered
$334.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

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