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Your Vehicle Audi B9 A5 Quattro 2.0T Cabriolet

Audi B9 A5 Quattro 2.0T Cabriolet Performance Parts & Upgrades

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ES#4630153 - T9381 - DV+ Performance Diverter Valve - With Pierburg Valve - Features a low-profile integrated solenoid to make it shorter and more compact than even the factory diverter, ensuring it will fit the tightest applications. - Go Fast Bits - Audi Volkswagen Porsche

Features a low-profile integrated solenoid to make it shorter and more compact than even the factory diverter, ensuring it will fit the tightest applications. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through the 2020 year.

Brand:
Go Fast Bits - Corporate Logo
ES#:
4630153
Mfg#:
T9381
In Stock
10% off MSRP

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

$280.99

This product was last offered at the strikethrough price on
06-15-2026

$252.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4474122 - 000745lA01 - B9 A4/A5/S4/S5 Quattro Adjustable Damping Coilovers - Features 32 way adjustable damping, variable length and zinc-coated shock bodies - ECS - Audi

Features 32 way adjustable damping, variable length and zinc-coated shock bodies affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Models with Dynamic Chassis Control (DCC) will require DCC Cancelers

Brand:
ECS - Corporate Logo
ES#:
4474122
Mfg#:
000745LA01
In Stock
ON SALE! SAVE 34%
$1178.99

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

$779.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4505840 - IETPCK1-BK - FDS Front-Mount Intercooler Kit - Black  - Increase horsepower and eliminate heatsoak - Drop-in intercooler requires no cutting, trimming, or mods! - Integrated Engineering - Audi

Increase horsepower and eliminate heatsoak - Drop-in intercooler requires no cutting, trimming, or mods! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4505840
Mfg#:
IETPCK1-BK
In Stock
$1034.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4745528 - 034-401-1074 - Density Line Control Arm Kit - Non-Adjustable - Drop in upgrade for upper and lower control arms - 034Motorsport - Audi

Drop in upgrade for upper and lower control arms affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4745528
Mfg#:
034-401-1074
In Stock
$1026.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3690264 - 021616ecs01KT - B9 T304 Stainless Steel 3.0" Downpipe - Let your engine breathe and growl with our front resonator delete! - ECS - Audi

Let your engine breathe and growl with our front resonator delete! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3690264
Mfg#:
021616ECS01KT
Ships on Aug 17, 2026
Auto Notify
ON SALE! SAVE 25%
$509.99

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

$382.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4759009 - EM100040 - APR Ultralink At-Home Tuning Cable - Tuning your vehicle with APR Software has never been easier thanks to the APR Ultralink! - APR - Audi Volkswagen Porsche

Tuning your vehicle with APR Software has never been easier thanks to the APR Ultralink! 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!
Only available for purchase in the United States and Canada.

Brand:
APR - Corporate Logo
ES#:
4759009
Mfg#:
EM100040
Ships in 2 Business Days
$139.95 USD
Free Shipping
ES#2864616 - gfbt9351 - DV+ Performance Diverter Valve T9351 - Direct-fit performance solution for the OE diverter valve - Go Fast Bits - Audi Volkswagen Porsche

Direct-fit performance solution for the OE diverter valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
Go Fast Bits - Corporate Logo
ES#:
2864616
Mfg#:
GFBT9351
EO#:
D-844
In Stock
10% off MSRP

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

$171.00

This product was last offered at the strikethrough price on
06-15-2026

$153.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4684889 - 034-103-3306 - Dynamic+ End User Flashing Kit R4 (Flashing Device Only - Tuning Not Included) - End User Flashing allows Dynamic+ Performance Software customers to receive and install software updates and revisions, flash back to stock, or upgrade to the next stage of performance software for their vehicle. - 034Motorsport - Audi Volkswagen

End User Flashing allows Dynamic+ Performance Software customers to receive and install software updates and revisions, flash back to stock, or upgrade to the next stage of performance software for their vehicle. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The 034SPI Mobile App is only available on vehicles with Dynamic+ Tuning installed. You must purchase Dynamic+ Tuning for your Audi or Volkswagen to access the Dynamic+ Flashing Suite and 034SPI Mobile Application.

Brand:
034Motorsport - Corporate Logo
ES#:
4684889
Mfg#:
034-103-3306
EO#:
D-850
In Stock
$180.00 USD
Free Shipping
ES#3176060 - 034-509-4053 - Billet Aluminum Transmission Mount Insert - This billet aluminum insert is designed to fill the large void in the factory transmission mount - 034Motorsport - Audi

This billet aluminum insert is designed to fill the large void in the factory transmission mount affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3176060
Mfg#:
034-509-4053
In Stock
$91.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4619953 - 034-509-5041 - Street Density Line Motor Mount Kit - 60 Durometer - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi

Void-free and fluid-free, eliminating the slop associated with the factory mounts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4619953
Mfg#:
034-509-5041
In Stock
$480.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2748286 - 002411ECS03AKT3 - Wheel Spacer & Bolt Kit - 15mm With Black 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#:
2748286
Mfg#:
002411ECS03AKT3
Ships on Jul 9, 2026
Auto Notify
ON SALE! SAVE 25%
$172.99

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

$129.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3411957 - 019207ecs01KT - Audi B9 A4/S4/A5 Engine Street Shield Aluminum Skid Plate - Protect your vehicle's plastic oil pan with this 4mm thick aluminum skid plate - ECS - Audi

Protect your vehicle's plastic oil pan with this 4mm thick aluminum skid plate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3411957
Mfg#:
019207ECS01KT
In Stock
$391.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2748284 - 002411ECS02AKT6 - Wheel Spacer & Bolt Kit - 12.5mm With Black 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#:
2748284
Mfg#:
002411ECS02AKT6
In Stock
ON SALE! SAVE 25%
$224.99

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

$168.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3551289 - 025254ECS01-01 - VW/Audi Atmospheric Diverter Valve Spacer - Black - Let your turbo blow off some air for an exhilarating driving experience! - ECS - Audi Volkswagen

Let your turbo blow off some air for an exhilarating driving experience! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits models with OEM DV part numbers 06H145710J, 06H145710C, 06H145710E. Please verify before ordering.

Brand:
ECS - Corporate Logo
ES#:
3551289
Mfg#:
025254ECS01-01
In Stock
ON SALE! SAVE 25%
$86.99

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

$65.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2748291 - 6-ECS-024 - Wheel Spacer & Bolt Kit - 20mm With Black Ball Seat Bolts - Add some style to your Audi with these wheel spacers - ECS - Audi

Add some style to your Audi with these wheel 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#:
2748291
Mfg#:
6-ECS-024
In Stock
ON SALE! SAVE 10%
$187.99

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

$169.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4491679 - 034-509-5036 - Street Density Line Motor Mount Kit - 50 Durometer - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi

Void-free and fluid-free, eliminating the slop associated with the factory mounts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4491679
Mfg#:
034-509-5036
In Stock
$449.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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