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Audi C4 S4 Quattro 20v T Most Popular Parts

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SONAX Engine Cleaner

ES#3031692 - 543200 - SONAX Engine Cleaner - Restore the shine to your engine bay! - SONAX - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Restore the shine to your engine bay!

Brand:
SONAX - Corporate Logo
ES#:
3031692
Mfg#:
543200
Back Ordered
Auto Notify
$14.99 USD
Free Shipping
on orders $49 and up

Universal Oil Cooler Black - 10 Row

ES#2764962 - MM0C10BK - Universal Oil Cooler Black - 10 Row - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines

Brand:
Mishimoto - Corporate Logo
ES#:
2764962
Mfg#:
MM0C10BK
In Stock
$126.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Shop/Garage Banner

ES#4881005 - IEGRUU51 - IE Shop/Garage Banner - This banner features vivid color printing on durable, heavy-duty thick gauge vinyl with double-stitched edges. - Integrated Engineering - Audi Volkswagen Porsche

This banner features vivid color printing on durable, heavy-duty thick gauge vinyl with double-stitched edges. 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4881005
Mfg#:
IEGRUU51
In Stock
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schwaben Trim Wedge Tool

ES#2972262 - 015285SCH01A - Schwaben Trim Wedge Tool - For safely removing components without risk of damage. Also used as a timing chain wedge - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

For safely removing components without risk of damage. Also used as a timing chain wedge 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2972262
Mfg#:
015285SCH01A
In Stock
ON SALE! SAVE 25%
$20.99

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

$15.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race Ramps - 14" Wheel Stands

Designed as an alignment stand, this set of two wheel stands can also be used for car display stands in showrooms or at shows.

Brand:
Race Ramps - Corporate Logo
ES#:
4352099
Mfg#:
RR-WS-14
Ships in 10 Business Days
$376.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Pink ECS Tuning Window Sticker - Priced Each

ES#2209058 - ECS2X4WSPINK - Pink ECS Tuning Window Sticker - Priced Each - 2"x4" window sticker - Show some love for your favorite tuning company - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2"x4" window sticker - Show some love for your favorite tuning company 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2209058
Mfg#:
ECS2X4WSPINK
In Stock
ON SALE!
$1.99

This product was last offered at the strikethrough price on
06-13-2026

$1.93 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3/8"(12mm) Band Hose Clamp - 25-40mm - Priced Each

ES#3102510 - 003402ECS05A-06 - 3/8"(12mm) Band Hose Clamp - 25-40mm - Priced Each - German-style 304 stainless hose clamp - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

German-style 304 stainless hose clamp 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3102510
Mfg#:
003402ECS05A-06
In Stock
ON SALE! SAVE 25%
$4.99

This product was last offered at the strikethrough price on
06-13-2026

$3.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Locking Wheel Bolt Kit

ES#3524985 - 003901ECS50CB - Conical Seat Locking Wheel Bolt Kit - Black zinc coated wheel lock bolts made specifically for Aftermarket wheels. M14x1.5x50 - ECS - Audi BMW Volkswagen

Black zinc coated wheel lock bolts made specifically for Aftermarket wheels. M14x1.5x50 10X Entries For Our 25th Anniversary Sweepstakes!
For use with 20mm spacers

Brand:
ECS - Corporate Logo
ES#:
3524985
Mfg#:
003901ECS50CB
Ships on Aug 21, 2026
ON SALE! SAVE 25%
$76.99

This product was last offered at the strikethrough price on
06-13-2026

$57.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

19mm SPEEDSOCKET Tool Only (M12 Nuts) - Black

SPEEDSOCKET Tool, perfect for adding an additional tool for those fast pit stops! **This is the Speedscoket tool ONLY and it requires Speedsocket nuts for proper use **

Brand:
Speedsocket
ES#:
4492303
Mfg#:
TO0L19MM
Ships in 3 Business Days
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS UNIVERSAL Swivel Exhaust Tip - 4.0" Chrome - Priced Each

ES#4423335 - 003358ECS07-01 - ECS UNIVERSAL Swivel Exhaust Tip - 4.0" Chrome - Priced Each - Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 3.0" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 3.0" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4423335
Mfg#:
003358ECS07-01
In Stock
ON SALE!
$129.99

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

$123.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Feeler Gauge Set

ES#2804279 - 8568A11 - Feeler Gauge Set - Feel thickness gauge, .002-.025 inch thickness - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Feel thickness gauge, .002-.025 inch thickness 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2804279
Mfg#:
8568A11
In Stock
ON SALE!
$22.99

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

$21.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

55mm Bullet Nose Stud Kit - Set Of 20

ES#4505743 - 034-604-3002-20 - 55mm Bullet Nose Stud Kit - Set Of 20 - Made from high tensile heat treated Grade 10.9 Chromoly Steel and coated in Black Zinc. M14x1.5 - 034Motorsport - Audi Volkswagen

Made from high tensile heat treated Grade 10.9 Chromoly Steel and coated in Black Zinc. M14x1.5 For use with spacers up to 10mm only

Brand:
034Motorsport - Corporate Logo
ES#:
4505743
Mfg#:
034-604-3002-20
In Stock
$106.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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