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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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Driveshaft Support Center Bearing

ES#2864594 - 034-506-0003 - Driveshaft Support Center Bearing - Finally a solution to replacing the entire driveshaft - 034Motorsport - Audi

Finally a solution to replacing the entire driveshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits vehicles up to VIN 8E-4-030692 - Split is in the 2004 model year

Brand:
034Motorsport - Corporate Logo
ES#:
2864594
Mfg#:
034-506-0003
In Stock
$76.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Adjustable Sway Bar (32mm)

ES#2028 - 70368 - Front Adjustable Sway Bar (32mm) - Upgrade your suspension - H&R - Audi

Upgrade your suspension affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2028
Mfg#:
70368
Ships in 3 Business Days
$402.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DRA Series Wheel Spacer - 20mm (1 Pair)

ES#5111 - 40555712 - DRA Series Wheel Spacer - 20mm (1 Pair) - Fine tune your stance and improve handling - H&R - Audi Volkswagen

Fine tune your stance and improve handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
5111
Mfg#:
40555712
Ships in 3 Business Days
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Splitter Valve - Polished

ES#1832064 - FMDVSPLTRC - Splitter Valve - Polished - Recirculation & blow off valve all in one for customers that want both styles - Forge - Audi Volkswagen

Recirculation & blow off valve all in one for customers that want both styles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
1832064
Mfg#:
FMDVSPLTRC
Back Ordered
$287.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each

ES#3647471 - ST-AEVI-1103S - Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each - Stock sized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

Stock sized valve head diameter, single groove keeper setup for high RPM use affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Valves priced individually - For 1.8T - qty 8 needed / For 2.7T - qty 12 needed - Please see long description for additional valve seal/keeper informati

Brand:
Supertech - Corporate Logo
ES#:
3647471
Mfg#:
ST-AEVI-1103S
Back Ordered
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Combination Parking Brake Caliper Rear Brake Kit

Features 12.19" slotted rotors & red calipers - Provides balanced brake performance and style to compliment front big brake kits! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wilwood - Corporate Logo
ES#:
3701667
Mfg#:
140-14591-R
Ships in 10 Business Days
$1114.99 USD
This product is lifetime replacement eligible Lifetime Replacement

EMD Auto 15mm Wheel Spacers - Pair (With Bolts)

ES#4430395 - EMD-SPACER-15-57 - EMD Auto 15mm Wheel Spacers - Pair (With Bolts) - Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 57.1 Center Bore - Emmanuele Design - Audi Volkswagen

Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 57.1 Center Bore affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
Emmanuele Design - Corporate Logo
ES#:
4430395
Mfg#:
EMD-SPACER-15-57
Ships in 1 Business Day
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RA4 240mm Clutch Conversion Kit - Stage 2, Driveshaft Center Support Bearing Carrier & Rear Differential Mount

ES#4751081 - ECSB6A4RS4CCEBKT - RA4 240mm Clutch Conversion Kit - Stage 2, Driveshaft Center Support Bearing Carrier & Rear Differential Mount - Lightweight flywheel with the RS4 pressure plate and disc - Enthusiast Bundles - Audi

Lightweight flywheel with the RS4 pressure plate and disc Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751081
Mfg#:
ECSB6A4RS4CCEBKT
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 17%
$1331.62

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

$1099.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

DR Series Wheel Spacers (Black) - 10mm (Pair) - Version 2

ES#2731176 - 2055571BSW - DR Series Wheel Spacers (Black) - 10mm (Pair) - Version 2 - Fine tune your stance and improve handling - H&R - Audi Volkswagen

Fine tune your stance and improve handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2731176
Mfg#:
2055571BSW
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DR Series Wheel Spacers - 10mm (Pair) - Version 2

ES#1831830 - 2055571B - DR Series Wheel Spacers - 10mm (Pair) - Version 2 - Fine tune your stance and improve handling - H&R - Audi Volkswagen

Fine tune your stance and improve handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
1831830
Mfg#:
2055571B
Ships in 3 Business Days
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Exact-Fit Stainless Steel Brake Lines

ES#250735 - ECS41054KT - Front Exact-Fit Stainless Steel Brake Lines - Front set of DOT-compliant lines for an improved pedal feel - ECS - Audi

Front set of DOT-compliant lines for an improved pedal feel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
250735
Mfg#:
ECS41054KT
In Stock
ON SALE! SAVE 15%
$98.99

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

$84.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ST X Performance Coilover System - Fixed Damping

ES#4056701 - 13210058 - ST X Performance Coilover System - Fixed Damping - Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. - Suspension Techniques - Audi

Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Avant models only

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056701
Mfg#:
13210058
Ships in 7 Business Days
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST X Performance Coilover System - Fixed Damping

ES#4056704 - 13210030 - ST X Performance Coilover System - Fixed Damping - Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. - Suspension Techniques - Audi

Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Sedan & Cabriolet models only

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056704
Mfg#:
13210030
Back Ordered
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JE Forged 2.0L Stroker Piston Set - 9.5:1 CR

ES#4000992 - JE-PVA-2 - JE Forged 2.0L Stroker Piston Set - 9.5:1 CR - Takes 1.8L 06A engine to 2.0L (2008cc), by increasing the stroke and bore of the engine - JE Piston - Audi Volkswagen

Takes 1.8L 06A engine to 2.0L (2008cc), by increasing the stroke and bore of the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires block machine work (+2mm overbore) - To be used in conjunction with IE 2.0L Stroker Crank (IESKVA6) and 144x20 connecting rods

Brand:
JE Piston - Corporate Logo
ES#:
4000992
Mfg#:
JE-PVA-2
Ships in 4 Business Days
$1085.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1145 Sport Suspension Kit

ES#3218931 - 11451128 - 1145 Sport Suspension Kit - Features Eibach Sport Springs and Koni Sport shocks for maximum street or track performance! - Koni - Audi

Features Eibach Sport Springs and Koni Sport shocks for maximum street or track performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits avant models only

Brand:
Koni - Corporate Logo
ES#:
3218931
Mfg#:
11451128
Ships in 5 Business Days
$1058.99 USD

IE Street Intake Camshaft

ES#4361428 - IECVA3-1 - IE Street Intake Camshaft - IE Street Intake Camshaft for 300+ Horsepower Builds! - Integrated Engineering - Audi Volkswagen

IE Street Intake Camshaft for 300+ Horsepower Builds! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4361428
Mfg#:
IECVA3-1
In Stock
$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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