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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T Performance Parts & Upgrades

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Performance Cat-Back Exhaust System

ES#3106950 - 140100 - Performance Cat-Back Exhaust System - 2" stainless steel with dual 3.19" polished stainless tips - Borla - Audi

2" stainless steel with dual 3.19" polished stainless tips

Brand:
Borla - Corporate Logo
ES#:
3106950
Mfg#:
140100
In Stock at Vendor
$1649.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Stage 4 Extreme Clutch Kit

ES#3098862 - k70205fssxKT - Stage 4 Extreme Clutch Kit - Designed for extreme power that needs to be put to the wheels. Conservatively rated at 525+ ft/lbs. - South Bend Clutch - Audi Volkswagen

Designed for extreme power that needs to be put to the wheels. Conservatively rated at 525+ ft/lbs.

Brand:
South Bend Clutch - Corporate Logo
ES#:
3098862
Mfg#:
K70205FSSXKT
Ships in 1 Business Day
$1629.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Twin Disc Clutch Kit - Race/Street - Steel Flywheel

ES#3178125 - 02027-TD7S-S - Twin Disc Clutch Kit - Race/Street - Steel Flywheel - 725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes steel flywheel - Clutch Masters - Audi

725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes steel flywheel

Brand:
Clutch Masters - Corporate Logo
ES#:
3178125
Mfg#:
02027-TD7S-S
Ships in 7 Business Days
$1609.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Twin Disc Clutch Kit - Race/Street - Aluminum Flywheel

ES#3178128 - 02027-TD7S-A - Twin Disc Clutch Kit - Race/Street - Aluminum Flywheel - 725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes aluminum flywheel - Clutch Masters - Audi

725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes aluminum flywheel

Brand:
Clutch Masters - Corporate Logo
ES#:
3178128
Mfg#:
02027-TD7S-A
Ships in 7 Business Days
$1609.99 USD
Free Shipping

Rear Differential Carrier Mount Bushing Insert Kit

ES#3132752 - 018327ECS01 - Rear Differential Carrier Mount Bushing Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi

Decrease differential slop for better drivetrain response! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
In Stock
ON SALE! SAVE 30%
$113.99

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

$79.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RA4 240mm Clutch Conversion Kit - Stage 1

ES#5488 - ECSB6A4RA4S1KTST - RA4 240mm Clutch Conversion Kit - Stage 1 - Lightweight flywheel with the S4 pressure plate and disc - ECS - Audi

Lightweight flywheel with the S4 pressure plate and disc 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5488
Mfg#:
ECSB6A4RA4S1KTST
Ships in 10 Business Days
ON SALE!
$815.99

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

$791.51 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pro Springs Set

ES#2580238 - 1579.140 - Pro Springs Set - Aggressive looks with high performance handling - Eibach - Audi

Aggressive looks with high performance handling Sedan models only.

Brand:
Eibach - Corporate Logo
ES#:
2580238
Mfg#:
1579.140
In Stock at Vendor
10% off MSRP

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

$439.99

This product was last offered at the strikethrough price on
09-12-2026

$395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Stud Conversion Kit

ES#2806943 - 001467ECS01KT4 - Ball Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier 10X Entries Into Our F80 M3 Sweepstakes
Includes 2 different length studs for up to 10mm spacers for 2 wheels and 20mm spacers for 2 wheels.

Brand:
ECS - Corporate Logo
ES#:
2806943
Mfg#:
001467ECS01KT4
In Stock
ON SALE!
$201.99

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

$191.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Front Upper Strut Mount - Priced Each

ES#2876924 - 034-601-1002-TD - Density Line Front Upper Strut Mount - Priced Each - Approximately twice as stiff as stock, for increased firmness and vehicle control - 034Motorsport - Audi

Approximately twice as stiff as stock, for increased firmness and vehicle control 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2876924
Mfg#:
034-601-1002-TD
In Stock
$45.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System

ES#1892705 - 16601 - Cat-Back Exhaust System - 2.25" stainless steel with dual 4" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 4" polished stainless tips Fits both manual & automatic transmission vehicles

Brand:
Magnaflow - Corporate Logo
ES#:
1892705
Mfg#:
16601
Back Ordered
$1521.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Stainless Braided Brake Line Kit

ES#3432300 - 034-303-0008 - Stainless Braided Brake Line Kit - Replace your stock rubber brake hoses with these performance-minded stainless steel braided lines - 034Motorsport - Audi

Replace your stock rubber brake hoses with these performance-minded stainless steel braided lines 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3432300
Mfg#:
034-303-0008
In Stock
$152.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Stainless Brake Line Kit, Porsche Cayenne (Brembo 6-piston)

ES#4045848 - 001-CLR-PAIR - Front Stainless Brake Line Kit, Porsche Cayenne (Brembo 6-piston) - Fits both the 350mm and the 330mm Cayenne front calipers. - JH Motorsports - Audi

Fits both the 350mm and the 330mm Cayenne front calipers. For Porsche Cayenne Calipers (6-piston Brembo) retrofits only

Brand:
JH Motorsports - Corporate Logo
ES#:
4045848
Mfg#:
001-CLR-PAIR
Ships in 1 Business Day
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Stainless Intake Valve Kit

ES#3647524 - ST-AIVN-1103KT - Supertech Stainless Intake Valve Kit - Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals - Assembled By ECS - Audi Volkswagen

Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals 10X Entries Into Our F80 M3 Sweepstakes
*Existing factory triple-groove valve keepers are to be reused*

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647524
Mfg#:
ST-AIVN-1103KT
Ships in 6 Business Days
$373.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#2827429 - SSXAU305 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual 100mm polished tips Fits 5 speed manual only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827429
Mfg#:
SSXAU305
Ships in 5 Business Days
ON SALE! SAVE 10%
$1657.99

This product was last offered at the strikethrough price on
08-29-2026

$1491.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#2827430 - SSXAU306 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual 100mm polished tips Fits 6 speed manual only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827430
Mfg#:
SSXAU306
Ships in 5 Business Days
ON SALE! SAVE 10%
$1657.99

This product was last offered at the strikethrough price on
08-29-2026

$1491.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Coil Pack Hold-Down Bracket Kit

ES#4147796 - 034-107-Z028 - 034Motorsport Coil Pack Hold-Down Bracket Kit - Keep your upgraded 2.0T style coil packs cool and seated with the 034Motorsport Coil Pack Hold-Down Bracket Kit for Audi B5/B6 A4, 8N TT, VW, MkIV Beetle, MkIV GLI/Golf/GTI/Jetta/Rabbit, B5 Passat 1.8T vehicles! - 034Motorsport - Audi Volkswagen

Keep your upgraded 2.0T style coil packs cool and seated with the 034Motorsport Coil Pack Hold-Down Bracket Kit for Audi B5/B6 A4, 8N TT, VW, MkIV Beetle, MkIV GLI/Golf/GTI/Jetta/Rabbit, B5 Passat 1.8T vehicles! 2X Entries Into Our F80 M3 Sweepstakes
*Does not include 2.0T Coil Packs*

Brand:
034Motorsport - Corporate Logo
ES#:
4147796
Mfg#:
034-107-Z028
Back Ordered
$208.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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