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Audi B9 A4 Quattro 2.0T

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Audi B9 A4 Quattro 2.0T Most Popular Parts

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VTA Performance Blow-Off Valve

ES#3617985 - T9451 - VTA Performance Blow-Off Valve - Direct-fit performance solution with aggressive blow-off sound - Go Fast Bits - Audi Volkswagen

Direct-fit performance solution with aggressive blow-off sound 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#:
3617985
Mfg#:
T9451
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.

$229.99

This product was last offered at the strikethrough price on
06-24-2026

$206.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance High-Flow Air Intake System - 6" Velocity Stack

ES#4045629 - CTS-IT-290R - Performance High-Flow Air Intake System - 6" Velocity Stack - Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! - CTS - Audi

Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4045629
Mfg#:
CTS-IT-290R
Back Ordered
Auto Notify
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B16 DampTronic Suspension System

ES#4390702 - 49-290868 - Bilstein B16 DampTronic Suspension System - Features ride height adjustability with dampers compatible with OE electronic damping systems. - Bilstein - Audi

Features ride height adjustability with dampers compatible with OE electronic damping systems. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 7/12/2016 with 53mm front strut body

Brand:
Bilstein - Corporate Logo
ES#:
4390702
Mfg#:
49-290868
Back Ordered
Auto Notify
31% off MSRP

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

$3611.00

This product was last offered at the strikethrough price on
06-24-2026

$2499.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

FDS Front-Mount Intercooler Kit - Silver

ES#3470702 - IETPCK1 - FDS Front-Mount Intercooler Kit - Silver - 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#:
3470702
Mfg#:
IETPCK1
In Stock
$1034.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Aero Wiper Blade Set

ES#2739371 - 3397007297 - Front Aero Wiper Blade Set - Clear up streaks & improve rainy day visibility - Bosch - Audi Volkswagen Porsche
ECS Tuning recommends this product.

Clear up streaks & improve rainy day visibility affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2739371
Mfg#:
3397007297
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter - Priced Each

ES#3439121 - 06L115562B - Oil Filter - Priced Each - Keep your oil clean and your engine running like new - Genuine Volkswagen Audi - Audi Volkswagen Porsche

Keep your oil clean and your engine running like new affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3439121
Mfg#:
06L115562B
In Stock
13% off MSRP

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

$17.15

This product was last offered at the strikethrough price on
06-24-2026

$14.99 USD
Free Shipping
on orders $49 and up

Oil Filter - Hengst E358H03 D246

ES#3624185 - 06K115562 - Oil Filter - Hengst E358H03 D246 - Keep your oil clean and your engine running like new - Hengst - Audi Volkswagen Porsche
ECS Tuning recommends this product.

Keep your oil clean and your engine running like new 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! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3624185
Mfg#:
06K115562
In Stock
$10.99

This product was last offered at the strikethrough price on
06-18-2026

$10.19 USD
Free Shipping
on orders $49 and up

Intake Manifold

ES#4871916 - 06L133201FP - Intake Manifold - Complete intake manifold with incorporated flapper motor - Bremmen Parts - Audi Volkswagen

Complete intake manifold with incorporated flapper motor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871916
Mfg#:
06L133201FP
In Stock
ON SALE! SAVE 20%
$425.99

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

$340.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Lined Cabin Air Filter

ES#3448685 - 4M0819439A - Charcoal Lined Cabin Air Filter - The activated charcoal filters odor from reaching the cabin - Hengst - Audi Porsche
ECS Tuning recommends this product.

The activated charcoal filters odor from reaching the cabin 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! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3448685
Mfg#:
4M0819439A
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

19" Style 628 Wheels - Set Of Four

ES#2724024 - 628-9KT - 19" Style 628 Wheels - Set Of Four - 19"x8.5" ET35 5x112 - Gloss Gunmetal/Machined Face - Alzor - Audi MINI

19"x8.5" ET35 5x112 - Gloss Gunmetal/Machined Face affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
2724024
Mfg#:
628-9KT
In Stock
ON SALE! SAVE 25%
$1300.00

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

$975.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Performance Genuine Engine Oil (0w-30) - 1 Quart

ES#4871639 - GC550301QDSP - High Performance Genuine Engine Oil (0w-30) - 1 Quart - Meets Volkswagen & Audi 504.00 / 507.00 long drain specification - Genuine Volkswagen Audi - Audi Volkswagen

Meets Volkswagen & Audi 504.00 / 507.00 long drain specification affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4871639
Mfg#:
GC550301QDSP
In Stock
$14.99 USD
Free Shipping
on orders $49 and up

Density Line Upper Control Arm Kits - Non-Adjustable

ES#4745521 - 034-401-1072 - Density Line Upper Control Arm Kits - Non-Adjustable - Drop in upgrade for all four factory front upper control arms - 034Motorsport - Audi

Drop in upgrade for all four factory front upper control arms affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4745521
Mfg#:
034-401-1072
In Stock
$343.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brisk Silver Racing ER12S Spark Plugs - Set Of Four

ES#3521629 - er12sKT - Brisk Silver Racing ER12S Spark Plugs - Set Of Four - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One heat range colder than stock with a non-projected tip

Brand:
Brisk - Corporate Logo
ES#:
3521629
Mfg#:
ER12SKT
In Stock
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Tuner Spline Bolt Set - Black

ES#2713058 - BOLT-14x1.5BK - Conical Seat Tuner Spline Bolt Set - Black - Full set of 20 of socket-specific lug bolts. 14x1.5x28mm - MRR Design - Audi BMW Volkswagen

Full set of 20 of socket-specific lug bolts. 14x1.5x28mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MRR Design - Corporate Logo
ES#:
2713058
Mfg#:
BOLT-14X1.5BK
Ships in 1 Business Day
$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Adjustable Rear Sway Bar

ES#3241098 - 034-402-1010 - Dynamic+ Adjustable Rear Sway Bar - Designed to combat understeer while reducing body roll under hard cornering! - 034Motorsport - Audi

Designed to combat understeer while reducing body roll under hard cornering! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3241098
Mfg#:
034-402-1010
In Stock
$354.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Red Top Ignition Coils - Set Of Four

ES#3691803 - 06h905110lKT - Red Top Ignition Coils - Set Of Four - Add 8V RS3/B9 S4 spark to your 1.8T/2.0T Gen3 engine with these red top coil packs! - NFIS Original Equipment - Audi Volkswagen

Add 8V RS3/B9 S4 spark to your 1.8T/2.0T Gen3 engine with these red top coil packs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NFIS Original Equipment - Corporate Logo
ES#:
3691803
Mfg#:
06H905110LKT
In Stock
$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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