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Audi B5 S4 2.7T

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Audi B5 S4 2.7T Most Popular Parts

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Complete Valve Cover Gasket Kit

ES#259658 - 078996025 - Complete Valve Cover Gasket Kit - Everything you need to reseal leaky valve covers - Assembled By ECS - Audi Volkswagen

Everything you need to reseal leaky valve covers 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
259658
Mfg#:
078996025
In Stock
ON SALE! SAVE 23%
$131.99

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

$102.01 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Ball Seat Wheel Bolt - 14x1.5x40mm - Priced Per Pair

ES#4164435 - S17D40R13ZNNI2 - Ball Seat Wheel Bolt - 14x1.5x40mm - Priced Per Pair - Black zinc coated wheel bolts made specifically for OE wheels - ECS - Audi Volkswagen

Black zinc coated wheel bolts made specifically for OE wheels 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4164435
Mfg#:
S17D40R13ZNNI2
In Stock
ON SALE! SAVE 25%
$12.99

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

$9.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Performance B5 S4 All Aluminum Radiator

ES#3220600 - 7071 - High Performance B5 S4 All Aluminum Radiator - Great option if youre looking to modify, upgrade, or simply keep up with the maintenance - CSF - Audi

Great option if you’re looking to modify, upgrade, or simply keep up with the maintenance 2X Entries For Our 25th Anniversary Sweepstakes!
Fits manual transmission models only

Brand:
CSF - Corporate Logo
ES#:
3220600
Mfg#:
7071
Ships in 1 Business Day
$559.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Diverter Valve - Black

ES#3183557 - 034-145-5000-BLK - Billet Diverter Valve - Black - High-performance spring and piston design is both durable and a performer! - 034Motorsport - Audi Volkswagen

High-performance spring and piston design is both durable and a performer! 2 required

Brand:
034Motorsport - Corporate Logo
ES#:
3183557
Mfg#:
034-145-5000-BLK
In Stock
$134.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Front Control Arm Kit

ES#2535202 - 8D0498998 - Complete Front Control Arm Kit - Includes all front control arms, tie rod ends, sway bar end links & hardware - URO - Audi Volkswagen

Includes all front control arms, tie rod ends, sway bar end links & hardware 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Fits from From Chassis/VIN #8D-Y-080001, split is in model year 2000

Brand:
URO - Corporate Logo
ES#:
2535202
Mfg#:
8D0498998
Ships in 1 Business Day
$283.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 Engine Mount - Priced Each

ES#2816259 - 8D0199379AD - RS4 Engine Mount - Priced Each - Upgrade to more durable mounts with no modifications necessary - Hamburg Tech - Audi Volkswagen

Upgrade to more durable mounts with no modifications necessary We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816259
Mfg#:
8D0199379AD
In Stock
$83.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Clutch Kit

ES#4007082 - SA863S - Stage 3 Clutch Kit - Features a 6-puck, sprung-hub carbon semi-metallic disc with a torque rating of 620 ft/lbs - Spec Clutches - Audi

Features a 6-puck, sprung-hub carbon semi-metallic disc with a torque rating of 620 ft/lbs To be used with a Spec single mass flywheel

Brand:
Spec Clutches - Corporate Logo
ES#:
4007082
Mfg#:
SA863S
In Stock
$719.99 USD
Free Shipping
on orders $49 and up

B5 S4 Valved or Non-Valved Cat Back Exhaust

ES#4698873 - 041750LA - B5 S4 Valved or Non-Valved Cat Back Exhaust - Experience your driving passion with our ECS Exhaust System! - ECS - Audi

Experience your driving passion with our ECS Exhaust System! 10X Entries For Our 25th Anniversary Sweepstakes!
Fits both Sedan and Avant

Brand:
ECS - Corporate Logo
ES#:
4698873
Mfg#:
041750LA
In Stock
ON SALE!
Starting at $498.14 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Optima YELLOWTOP High Performance AGM Battery - H6

ES#3639387 - 9048-148 - Optima YELLOWTOP High Performance AGM Battery - H6 - Upgrade to the true dual purpose heavy duty battery with a longer life span - Optima - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade to the true dual purpose heavy duty battery with a longer life span This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
Optima - Corporate Logo
ES#:
3639387
Mfg#:
9048-148
Ships in 3 Business Days
$468.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Billet Slave Cylinder

ES#4941212 - SC-02029 - Billet Slave Cylinder - Upgrade and Restore the feel of your clutch - Clutch Masters - Audi

Upgrade and Restore the feel of your clutch From VIN 8E-4-270001, split is in the 2004 model year

Brand:
Clutch Masters - Corporate Logo
ES#:
4941212
Mfg#:
SC-02029
In Stock
15% off MSRP

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

$335.00

This product was last offered at the strikethrough price on
07-20-2026

$284.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Stud Conversion Kit

ES#2804054 - 001467ECS01KT3 - Conical Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier 10X Entries For Our 25th Anniversary Sweepstakes!
For use with conical seat wheels and up to 10mm spacers only

Brand:
ECS - Corporate Logo
ES#:
2804054
Mfg#:
001467ECS01KT3
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$201.99

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

$181.79 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Carbon Fiber RS4 Y-Pipe

ES#2972858 - 034-108-5000 - Carbon Fiber RS4 Y-Pipe - Features high-quality carbon fiber with perfect fitment and optimal flow - 034Motorsport - Audi

Features high-quality carbon fiber with perfect fitment and optimal flow

Brand:
034Motorsport - Corporate Logo
ES#:
2972858
Mfg#:
034-108-5000
Ships in 10 Business Days
Auto Notify
$647.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

440cc Fuel Injectors - Set Of Six

ES#1895511 - 0280155968 - 440cc Fuel Injectors - Set Of Six - A drop-in injector commonly referred to as 'Green Giants' - Bosch - Audi

A drop-in injector commonly referred to as 'Green Giants' 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1895511
Mfg#:
0280155968
In Stock
$251.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" RSe10 - Set Of Four

ES#2992437 - 88.10.17bKT1 - 18" RSe10 - Set Of Four - 18"x8.5" ET45 5x112 - Satin Black - Neuspeed - Audi Volkswagen

18"x8.5" ET45 5x112 - Satin Black 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
2992437
Mfg#:
88.10.17BKT1
Ships in 2 Business Days
$1608.99 USD
This product is lifetime replacement eligible Lifetime Replacement

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Manufacturer names and/or part numbers are used only for identification purposes.

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