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Audi B8/B8.5 S4 Quattro 3.0T

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Audi B8/B8.5 S4 Quattro 3.0T Performance Parts & Upgrades

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Sport Upper Control Arm Kit

ES#4830726 - CTS-SUS-3005 - Sport Upper Control Arm Kit - Combine this with our lower control arm kit for a complete rejuvenation of your front suspension components - CTS - Audi

Combine this with our lower control arm kit for a complete rejuvenation of your front suspension components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4830726
Mfg#:
CTS-SUS-3005
Ships in 7 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 2 - V5 Dimpled & Slotted Rotors (345x30)

ES#4876759 - 8R0615108EDSKT - Front Big Brake Kit - Stage 2 - V5 Dimpled & Slotted Rotors (345x30) - Upgrade your brake system to the 4-piston Brembo Q5 calipers - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Q5 calipers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4876759
Mfg#:
8R0615108EDSKT
Ships in 3 Business Days
$1522.99 USD
This product is lifetime replacement eligible Partial Replacement

Front Big Brake Kit - Stage 2 - Plain Rotors (345x30)

ES#2730474 - 8R0615108EKT2 - Front Big Brake Kit - Stage 2 - Plain Rotors (345x30) - Upgrade your brake system to the 4-piston Brembo Q5 calipers - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Q5 calipers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2730474
Mfg#:
8R0615108EKT2
Ships on Oct 22, 2026
Auto Notify
$1522.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Sport Shocks & Struts Kit

ES#2631383 - 82401279SPORTKT - Sport Shocks & Struts Kit - Tighten up your Audi with these Koni Yellow shocks & struts - Koni - Audi

Tighten up your Audi with these Koni Yellow shocks & struts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Koni - Corporate Logo
ES#:
2631383
Mfg#:
82401279SPORTKT
In Stock at Vendor
ON SALE! SAVE 20%
$932.99

This product was last offered at the strikethrough price on
02-27-2026

$743.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount Insert

ES#4620259 - 8K0399151DB - Transmission Mount Insert - Enhance your driving experience by filling the bushing void. - JH Motorsports - Audi

Enhance your driving experience by filling the bushing void. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4620259
Mfg#:
8K0399151DB
In Stock
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Coil Spring Sleeves - Pair

ES#3678259 - 034-404-Z001 - Dynamic+ Coil Spring Sleeves - Pair - These coil spring sleeves are from high-durometer rubber to withstand up to 2,000 pounds of load. - 034Motorsport - Audi Volkswagen

These coil spring sleeves are from high-durometer rubber to withstand up to 2,000 pounds of load. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3678259
Mfg#:
034-404-Z001
Ships in 10 Business Days
Auto Notify
$16.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Front Lip Overlay - Audi B8 A4 S-Line / S4

ES#3218893 - 022693ECS01 - Carbon Fiber Front Lip Overlay - Audi B8 A4 S-Line / S4 - Add a subtle touch of carbon fiber to your front bumper - ECS - Audi

Add a subtle touch of carbon fiber to your front bumper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Up to the 2012 model year (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
3218893
Mfg#:
022693ECS01
In Stock
ON SALE! SAVE 47%
$225.99

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

$120.88 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Straight Control Arm - Pair

ES#3090508 - MRSAU1912MEG - Front Lower Straight Control Arm - Pair - Upgraded lower straight control arm pair - Megan Racing - Audi

Upgraded lower straight control arm pair affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models from production date 11/3/2009 (M14 Ball Joints)

Brand:
Megan Racing - Corporate Logo
ES#:
3090508
Mfg#:
MRSAU1912MEG
Back Ordered
Auto Notify
$238.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

LED License Plate Light Assemblies

ES#2210294 - B8LPLED - LED License Plate Light Assemblies - Keep your plate illuminated brilliantly with new plate light LED's - ZiZa - Audi

Keep your plate illuminated brilliantly with new plate light LED's affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Does not fit vehicles with factory LED license plate lights

Brand:
ZiZa - Corporate Logo
ES#:
2210294
Mfg#:
B8LPLED
In Stock
ON SALE! SAVE 10%
$71.99

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

$64.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbonio Replacement Filter Element

ES#2592687 - RF100003 - Carbonio Replacement Filter Element - Replacement air filter for APR Carbonio intake systems - APR - Audi

Replacement air filter for APR Carbonio intake systems Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
2592687
Mfg#:
RF100003
EO#:
d-783-2
In Stock
12% off MSRP

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

$92.99

This product was last offered at the strikethrough price on
06-12-2026

$81.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Performance Air Ride Kit

ES#2626357 - 75658 - Rear Performance Air Ride Kit - Allow your B8 Audi to sit on the ground! - Air Lift - Audi

Allow your B8 Audi to sit on the ground! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Air Lift - Corporate Logo
ES#:
2626357
Mfg#:
75658
In Stock at Vendor
$1386.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DRA Series Wheel Spacers - 30mm (1 Pair)

ES#378 - 60556651 - DRA Series Wheel Spacers - 30mm (1 Pair) - H&R 30 mm spacers attach with supplied bolts, uses existing bolts to attach wheel to spacers. Bolts to the hub - H&R - Audi Mercedes Benz Porsche

H&R 30 mm spacers attach with supplied bolts, uses existing bolts to attach wheel to spacers. Bolts to the hub 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#:
378
Mfg#:
60556651
Ships in 3 Business Days
$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Sway Bar - 24mm

ES#1876408 - 71361 - Rear Sway Bar - 24mm - Non-adjustable - H&R - Audi

Non-adjustable 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#:
1876408
Mfg#:
71361
In Stock
Limited Qty Sale
$300.00

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

$274.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 2 - No Rotors

ES#2952354 - 8R0615108EKT3 - Front Big Brake Kit - Stage 2 - No Rotors - Upgrade your brake system to the 4-piston Brembo Q5 calipers - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Q5 calipers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2952354
Mfg#:
8R0615108EKT3
Ships in 3 Business Days
$1398.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Fuel Line Relocation Kit

ES#3102573 - 000931ECS08 - Fuel Line Relocation Kit - Re-routes the fuel line underneath the intake tube for a cleaner look! - ECS - Audi

Re-routes the fuel line underneath the intake tube for a cleaner look! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3102573
Mfg#:
000931ECS08
In Stock
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 S4/S5 Left Side Engine Bay Cover - Matte Black

ES#4335425 - 006929la01KT - Audi B8/B8.5 S4/S5 Left Side Engine Bay Cover - Matte Black - Cover up unsightly under hood components with style! - ECS - Audi

Cover up unsightly under hood components with style! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4335425
Mfg#:
006929LA01KT
Ships on Aug 31, 2026
Auto Notify
$127.99 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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