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Your Vehicle Audi B9 A5 Quattro 2.0T Coupe

Audi B9 A5 Quattro 2.0T Coupe Performance Parts & Upgrades

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ES#2738366 - FMDVMK7R - Diverter Valve Kit - Black - Cure your leaking valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking valve problems for good!

Brand:
Forge - Corporate Logo
ES#:
2738366
Mfg#:
FMDVMK7R
Ships on Dec 1, 2026
$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4027362 - 022848ecs01KT - Audi B9 A4/S4 A5/S5 RS5 Rear Adjustable Sway Bar - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4027362
Mfg#:
022848ECS01KT
Ships in 1-2 days
ON SALE! SAVE 10%
$380.99

This product was last offered at the strikethrough price on
11-07-2026

$342.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4487741 - TISTUD20145BURN - M14 Titanium Wheel Stud Kit - Burnt - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487741
Mfg#:
TISTUD20145BURN
Ships on Nov 24, 2026
$335.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4701360 - 82451396 - Special Active Front Strut - Priced Each - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality For vehicles without electronic suspension (53mm diameter strut)

Brand:
Koni - Corporate Logo
ES#:
4701360
Mfg#:
82451396
Ships in 6 Business Days
ON SALE! SAVE 20%
$207.99

This product was last offered at the strikethrough price on
10-31-2026

$165.70 USD
Free Shipping
on orders $49 and up
ES#4007245 - TS-0204-1131 - Turbosmart Gen-V Race Port BOV - Blue - The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines - TurboSmart - Audi Volkswagen

The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines *General use blow off valve for custom big turbo applications - Not a direct fit valve*

Brand:
TurboSmart - Corporate Logo
ES#:
4007245
Mfg#:
TS-0204-1131
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.

$355.99

This product was last offered at the strikethrough price on
11-04-2026

$320.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4027361 - 022847ecs01KT - Audi B9 A4/S4 A5/S5 RS5 Front Adjustable Sway Bar - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4027361
Mfg#:
022847ECS01KT
Ships on Mar 22, 2027
ON SALE! SAVE 15%
$374.81

This product was last offered at the strikethrough price on
11-07-2026

$318.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Get impressive performance benefits without compromising on the factory look of your engine bay.

Brand:
REVO - Corporate Logo
ES#:
4499834
Mfg#:
RA841M200000
Back Ordered
$315.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4220062 - 77-16408 - Sprint Booster V3 Power Converter - Improve your Audi's throttle response and overall drivability with this Sprint Booster Power Converter. - AFE - Audi

Improve your Audi's throttle response and overall drivability with this Sprint Booster Power Converter.

Brand:
AFE - Corporate Logo
ES#:
4220062
Mfg#:
77-16408
Back Ordered
20% off MSRP

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

$392.99

This product was last offered at the strikethrough price on
11-07-2026

$314.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4031329 - DP22290 - Front Greenstuff Performance Brake Pad Set - Designed as a mildly upgraded pad, great for an afternoon of sporty driving. - EBC - Audi

Designed as a mildly upgraded pad, great for an afternoon of sporty driving. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
4031329
Mfg#:
DP22290
Ships in 2 Business Days
5% off MSRP

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

$324.99

This product was last offered at the strikethrough price on
11-07-2026

$307.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4698693 - 82401319SPORT - Rear Sport Shock - Priced Each - Tighten up your Audi with these Koni shocks - Koni - Audi

Tighten up your Audi with these Koni shocks For vehicles without electronic suspension

Brand:
Koni - Corporate Logo
ES#:
4698693
Mfg#:
82401319SPORT
Back Ordered
ON SALE! SAVE 20%
$189.99

This product was last offered at the strikethrough price on
10-31-2026

$151.80 USD
Free Shipping
on orders $49 and up
ES#5434347 - HVW-833 - HPA Wheel Spacer & Bolt Kit - 20mm  - Push your wheels out for a bold stance with HPAs 20mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit. - HPA Motorsports - Audi BMW Porsche

Push your wheels out for a bold stance with HPA’s 20mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit.

Brand:
HPA Motorsports - Corporate Logo
ES#:
5434347
Mfg#:
HVW-833
Back Ordered
Starting at $150.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4849644 - 051218la01dbKT - B9 A5/S5/Allroad Lowering Spring Set- With Adjustable Front Sway Bar End Link Set  - Dramatically improve looks, handling, and adjustability with and average lowering up to 1.4" front and rear. - Doorbusters - Audi

Dramatically improve looks, handling, and adjustability with and average lowering up to 1.4" front and rear. Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one.
Fits both coupe and sportback models

Brand:
Doorbusters - Corporate Logo
ES#:
4849644
Mfg#:
051218LA01DBKT
In Stock
ON SALE! SAVE 42%
$516.99

This product was last offered at the strikethrough price on
11-07-2026

$299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4708646 - 999871 - RaceChip XLR Throttle Controller With App Control - Eliminate the delay in throttle response times with a simple XLR addition! Allows for Bluetooth connectivity for easy App based control. - Race Chip - Audi

Eliminate the delay in throttle response times with a simple XLR addition! Allows for Bluetooth connectivity for easy App based control.

Brand:
Race Chip - Corporate Logo
ES#:
4708646
Mfg#:
999871
Ships on Dec 1, 2026
$299.00 USD
Free Shipping
on orders $49 and up
ES#4755586 - LS23.20MM - Rennline 20mm Wheel Spacers - Black (Pair) - Improve the look of your vehicle with spacers - Rennline - Audi Volkswagen Porsche

Improve the look of your vehicle with spacers

Brand:
Rennline - Corporate Logo
ES#:
4755586
Mfg#:
LS23.20MM
Ships in 6 Business Days
$147.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4149584 - 4255668 - DRA Series Wheel Spacers - 21mm - Pair - Fine tune your stance and improve handling - H&R - Audi

Fine tune your stance and improve handling We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4149584
Mfg#:
4255668
Ships in 4 Business Days
10% off MSRP

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

$159.99

This product was last offered at the strikethrough price on
07-01-2026

$143.99 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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