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Audi B8/B8.5 S5 Quattro V8 4.2L

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Audi B8/B8.5 S5 Quattro V8 4.2L Performance Parts & Upgrades

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Rear Differential Mount Insert Kit - Black

ES#4620269 - 8K0599381H - Rear Differential Mount Insert Kit - Black - 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#:
4620269
Mfg#:
8K0599381H
In Stock
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front HPS Performance Brake Pad Set

ES#2092631 - HB641F.696 - Front HPS Performance Brake Pad Set - One of the best-selling all around brake pads - Hawk - Audi
ECS Tuning recommends this product.

One of the best-selling all around brake pads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hawk - Corporate Logo
ES#:
2092631
Mfg#:
HB641F.696
In Stock at Vendor
$200.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Euro Street Series Coilovers - Adjustable Dampening

ES#2839063 - mrcdkaa509 - Euro Street Series Coilovers - Adjustable Dampening - Featuring adjustable damping. Average lowering of 0.5"-2.0"F, 0.5"-2.0"R. - Megan Racing - Audi

Featuring adjustable damping. Average lowering of 0.5"-2.0"F, 0.5"-2.0"R. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Vehicles equipped with Electronic Damping Control (EDC) will lose shock dampening and receive a system error code with coilover systems

Brand:
Megan Racing - Corporate Logo
ES#:
2839063
Mfg#:
MRCDKAA509
Back Ordered
14% off MSRP

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

$1049.00

This product was last offered at the strikethrough price on
06-26-2026

$899.99 USD
Free Shipping

Carbon Fiber Front Lip Spoiler

ES#3142812 - D29231 - Carbon Fiber Front Lip Spoiler - Delivers an unmatched combination of aggressiveness and luxury elegance - Deval - Audi

Delivers an unmatched combination of aggressiveness and luxury elegance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits 2008-2011 (pre-facelift) models only

Brand:
Deval - Corporate Logo
ES#:
3142812
Mfg#:
D29231
Ships on Aug 11, 2026
$890.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Insert Kit - Black

ES#4620258 - 8K0599257N - Rear Differential Carrier Mount Insert Kit - Black - 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#:
4620258
Mfg#:
8K0599257N
In Stock
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34)

ES#3183941 - 003883ecs01KT3 - Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34) - Featuring ECS 380mm 2-piece rotors, ECS Stainless lines, and caliper brackets - Excludes calipers - ECS - Audi

Featuring ECS 380mm 2-piece rotors, ECS Stainless lines, and caliper brackets - Excludes calipers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For customers that already sourced their own 8-piston RS5 calipers

Brand:
ECS - Corporate Logo
ES#:
3183941
Mfg#:
003883ECS01KT3
Ships on Nov 5, 2026
Auto Notify
ON SALE!
$1815.99

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

$1761.51 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

034Motorsport Wheel Spacer Pair - 5mm

ES#3618563 - 034-604-7004 - 034Motorsport Wheel Spacer Pair - 5mm - Designed to fit most Audi and BMW vehicles with a 66.5mm center bore and 5x112mm wheel bolt patterns. - 034Motorsport - Audi

Designed to fit most Audi and BMW vehicles with a 66.5mm center bore and 5x112mm wheel bolt patterns. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3618563
Mfg#:
034-604-7004
In Stock
$80.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DR Series Wheel Spacers (Black) - 10mm (1 Pair)

ES#3618484 - 2055668SW - DR Series Wheel Spacers (Black) - 10mm (1 Pair) - Get that stance that you've been craving with these new spacers - H&R - Audi MINI Porsche

Get that stance that you've been craving with these new spacers 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!
Maximum factory hub height of up to 13.5mm. Inside wheel bevel = 5.0 x 45 degrees

Brand:
H&R - Corporate Logo
ES#:
3618484
Mfg#:
2055668SW
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated

ES#2827315 - SSXAU134 - Cat-Back Exhaust System - Resonated - 2.36" stainless steel with quad GT 80mm polished tips - Milltek Sport - Audi

2.36" stainless steel with quad GT 80mm polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits manual transmission models only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827315
Mfg#:
SSXAU134
Ships in 3 Business Days
$1723.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Might-As-Well-Be-Gated Kit

ES#4419866 - B8029A1 - Might-As-Well-Be-Gated Kit - This combo all but eliminates shifter slop and flex under load. - JXB Performance - Audi

This combo all but eliminates shifter slop and flex under load. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JXB Performance - Corporate Logo
ES#:
4419866
Mfg#:
B8029A1
In Stock at Vendor
$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M14 Titanium Wheel Stud Kit - Black - Set Of 20

ES#4487742 - TISTUD20145BLK - M14 Titanium Wheel Stud Kit - Black - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487742
Mfg#:
TISTUD20145BLK
Ships in 10 Business Days
$335.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

ES#4430400 - EMD-SPACER-15-66 - EMD Auto 15mm Wheel Spacers - Pair (With Bolts) - Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 66.5 Center Bore - Emmanuele Design - Audi

Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 66.5 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#:
4430400
Mfg#:
EMD-SPACER-15-66
Ships in 6 Business Days
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Upgrade Kit - Stage 4 - 2-Piece Rotors (380x34)

ES#3221135 - 003883ecs01ktKT4 - Front Big Brake Upgrade Kit - Stage 4 - 2-Piece Rotors (380x34) - Everything necessary to upgrade your stage-3 RS caliper 365mm kit to the stage-4 380mm kit. - ECS - Audi

Everything necessary to upgrade your stage-3 RS caliper 365mm kit to the stage-4 380mm kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For customers with existing 365mm ECS Stage 3 Brake Kit with Audi RS5 Calipers

Brand:
ECS - Corporate Logo
ES#:
3221135
Mfg#:
003883ECS01KTKT4
Ships on Nov 5, 2026
Auto Notify
ON SALE!
$1676.99

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

$1626.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear 2-Piece Brake Rotors - Set (345x30/330x22)

ES#5445505 - 002879ECS01AKKT - Front & Rear 2-Piece Brake Rotors - Set (345x30/330x22) - Direct bolt-on replacement - 18-25% less weight! - ECS - Audi Porsche

Direct bolt-on replacement - 18-25% less weight! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5445505
Mfg#:
002879ECS01AKKT
Ships on Dec 3, 2026
Auto Notify
ON SALE! SAVE 11%
$1797.99

This product was last offered at the strikethrough price on
06-17-2026

$1599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4/S4 - Adjustable Damping Performance Coilover System & 19" Style 628 ALZOR Wheels

ES#4759731 - 025412ECS01EB3KT - Audi B8/B8.5 A4/S4 - Adjustable Damping Performance Coilover System & 19" Style 628 ALZOR Wheels - Enthusiast Bundles - Audi

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#:
4759731
Mfg#:
025412ECS01EB3KT
In Stock
ON SALE! SAVE 33%
$2382.98

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

$1599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear HPS Performance Brake Pad Set

ES#2092634 - HB642F.658 - Rear HPS Performance Brake Pad Set - One of the best-selling all around brake pads - Hawk - Audi

One of the best-selling all around brake pads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hawk - Corporate Logo
ES#:
2092634
Mfg#:
HB642F.658
In Stock at Vendor
$143.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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