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Audi D4 S8 Quattro 4.0T

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Audi D4 S8 Quattro 4.0T Performance Parts & Upgrades

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Cat-Back Exhaust System - Resonated - Valved

ES#2827580 - SSXAU465 - Cat-Back Exhaust System - Resonated - Valved - 2.76" stainless steel with quad 100mm polished tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827580
Mfg#:
SSXAU465
Ships in 3 Business Days
$5137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

D4 S8 4.0T Cat-Back Exhaust System - Resonated - Valved

ES#2827579 - SSXAU464 - D4 S8 4.0T Cat-Back Exhaust System - Resonated - Valved - 2.76" stainless steel with quad 100mm black Cerakote tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm black Cerakote tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827579
Mfg#:
SSXAU464
Ships in 3 Business Days
$5137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

D4 S8 4.0T Cat-Back Exhaust

ES#4849835 - 041823LA03 - D4 S8 4.0T Cat-Back Exhaust - Enhance the exhaust note on your 4.0T with our in-house engineered cat-back! Choose between resonated or non-resonated midpipes to dial in your perfect sound! - ECS - Audi

Enhance the exhaust note on your 4.0T with our in-house engineered cat-back! Choose between resonated or non-resonated midpipes to dial in your perfect sound! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4849835
Mfg#:
041823LA03
In Stock
ON SALE!
Starting at $1651.18 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 12.5mm With Ball Seat Bolts

ES#2603075 - 002411ECS02AKT3 - Wheel Spacer & Bolt Kit - 12.5mm With Ball Seat Bolts - Complete kit for two wheels, includes everything you need to install spacers - ECS - Audi

Complete kit for two wheels, includes everything you need to install spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2603075
Mfg#:
002411ECS02AKT3
Back Ordered
Auto Notify
ON SALE! SAVE 25%
$167.99

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

$125.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EMD Auto 12.5mm Wheel Spacers - Pair (With Bolts)

ES#4042993 - EMDSPACER125665B - EMD Auto 12.5mm 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 OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
Emmanuele Design - Corporate Logo
ES#:
4042993
Mfg#:
EMDSPACER125665B
Ships in 7 Business Days
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 20mm (Pair)

ES#2167462 - 002411ECS03A20KT - ECS Wheel Spacers - 20mm (Pair) - Add some style with these wheel spacers - ECS - Audi BMW Porsche

Add some style with these wheel spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2167462
Mfg#:
002411ECS03A20KT
In Stock
ON SALE! SAVE 10%
$140.99

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

$126.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

D4 S8 4.0T Cat-Back Exhaust System - Non-Resonated - Valved

ES#2827584 - SSXAU469 - D4 S8 4.0T Cat-Back Exhaust System - Non-Resonated - Valved - 2.76" stainless steel with quad 100mm black Cerakote tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm black Cerakote tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827584
Mfg#:
SSXAU469
Ships in 3 Business Days
$4773.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated - Valved

ES#2827583 - SSXAU468 - Cat-Back Exhaust System - Non-Resonated - Valved - 2.76" stainless steel with quad 100mm polished tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827583
Mfg#:
SSXAU468
Ships in 3 Business Days
$4773.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear V5 Slotted Brake Rotors - Set (356x22)

ES#4668338 - 4H0615601P-S - Rear V5 Slotted Brake Rotors - Set (356x22) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - Audi

Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4668338
Mfg#:
4H0615601P-S
In Stock
ON SALE!
$421.99

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

$409.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DR Series Wheel Spacers (Black) - 12mm (1 Pair)

ES#3618485 - 2455668SW - DR Series Wheel Spacers (Black) - 12mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Audi MINI Porsche

Get a new set of spacers and widen the stance of your vehicle 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#:
3618485
Mfg#:
2455668SW
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4.0T Performance Ignition Service Kit

ES#4883045 - 056059LA04-ISKT2 - 4.0T Performance Ignition Service Kit - Featuring ECS Performance Ignition Coils & Genuine Volkswagen/Audi RS7 spark plugs for increased spark energy! - Assembled By ECS - Audi
ECS Tuning recommends this product.

Featuring ECS Performance Ignition Coils & Genuine Volkswagen/Audi RS7 spark plugs for increased spark energy! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4883045
Mfg#:
056059LA04-ISKT2
In Stock
ON SALE! SAVE 19%
$563.99

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

$457.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

C7 S6/S7 Rear Slotted Brake Rotors - Pair (356x22)

ES#4616171 - 016403LA02AKT - C7 S6/S7 Rear Slotted Brake Rotors - Pair (356x22) - Direct bolt-on replacement - Up To 12% less weight! - ECS - Audi

Direct bolt-on replacement - Up To 12% 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#:
4616171
Mfg#:
016403LA02AKT
In Stock
ON SALE!
$1052.99

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

$1021.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Jackal Motorsports Tune - Includes Jackal Tuning Cable & TCU Tune

ES#4907831 - C7-D4-4.0T-TUNE - Jackal Motorsports Tune - Includes Jackal Tuning Cable & TCU Tune - Gains up to 55 WHP/122 WTQ over stock, improved launches, and lightning fast shifts thanks to the included DSG tune! - Jackal Motorsports - Audi

Gains up to 55 WHP/122 WTQ over stock, improved launches, and lightning fast shifts thanks to the included DSG tune! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Jackal Motorsports - Corporate Logo
ES#:
4907831
Mfg#:
C7-D4-4.0T-TUNE
Ships in 1 Business Day
$810.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 5mm (Pair)

ES#2167469 - 002411ECS01A05Kt - ECS Wheel Spacers - 5mm (Pair) - Get the right size wheel spacer for your vehicle - ECS - Audi BMW Porsche

Get the right size wheel spacer for your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2167469
Mfg#:
002411ECS01A05KT
Ships in 10 Business Days
Auto Notify
ON SALE! SAVE 25%
$137.99

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

$103.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wagner Tuning Performance Intercooler Kit - Audi D4 S8

ES#4820924 - 200001223 - Wagner Tuning Performance Intercooler Kit - Audi D4 S8 - Offers up to 40C cooler intake air temperatures, resulting in maximum mechanical and thermal relief for the turbocharger. - Wagner Tuning - Audi

Offers up to 40°C cooler intake air temperatures, resulting in maximum mechanical and thermal relief for the turbocharger. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wagner Tuning - Corporate Logo
ES#:
4820924
Mfg#:
200001223
Ships in 1 Business Day
$3990.00 USD

EMD Auto 20mm Wheel Spacers - Pair (With Bolts)

ES#4042999 - EMDSPACER20665B - EMD Auto 20mm 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

Brand:
Emmanuele Design - Corporate Logo
ES#:
4042999
Mfg#:
EMDSPACER20665B
Ships in 4 Business Days
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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