Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi B9 A4 Quattro 2.0T

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Audi B9 A4 Quattro 2.0T
Your Vehicle Audi B9 A4 Quattro 2.0T
Change Clear

Audi B9 A4 Quattro 2.0T Engine Parts & Accessories

Sort By
Filter By
Return to Top

Rear Crankshaft Seal - With Flange (Version B)

ES#3980771 - 06K103171G - Rear Crankshaft Seal - With Flange (Version B) - Also referred to as the rear main seal - Elring - Audi Volkswagen

Also referred to as the rear main seal 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:
Elring - Corporate Logo
ES#:
3980771
Mfg#:
06K103171G
In Stock
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR PEX Intake System Audi - B9 A4/A5 2.0T

ES#4616153 - CI100044 - APR PEX Intake System Audi - B9 A4/A5 2.0T - Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. - APR - Audi

Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. 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!

Not for vehicles with MAF sensor

Brand:
APR - Corporate Logo
ES#:
4616153
Mfg#:
CI100044
In Stock
11% off MSRP

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

$528.95

This product was last offered at the strikethrough price on
04-29-2026

$469.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Flap Position Sensor

ES#2639867 - 06K907386D - Intake Manifold Flap Position Sensor - Relays the position of the manifold flap to the ECU - Genuine Volkswagen Audi - Audi Volkswagen

Relays the position of the manifold flap to the ECU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2639867
Mfg#:
06K907386D
In Stock
9% off MSRP

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

$109.98

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

$99.97 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Blow-Off Valve Kit - Black Valve

ES#3085837 - FMDVMK7A1 - Blow-Off Valve Kit - Black Valve - Cure your leaking diverter valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking diverter valve problems for good! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3085837
Mfg#:
FMDVMK7A1
Ships in 1 Business Day
$349.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Magnetic Oil Drain Plug Kit

ES#4499602 - 034-110-2000 - Billet Magnetic Oil Drain Plug Kit - Capture harmful particles to prevent wear. M14x1.5 - 034Motorsport - Audi Volkswagen MINI Porsche

Capture harmful particles to prevent wear. M14x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4499602
Mfg#:
034-110-2000
In Stock
$22.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Valve

ES#4213747 - 06K103495BL - Oil Separator/PCV Valve - Also called the "breather valve" or "oil separator" - Rein - Audi Volkswagen

Also called the "breather valve" or "oil separator" 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!
For vehicles with CYMC engine code only

Brand:
Rein - Corporate Logo
ES#:
4213747
Mfg#:
06K103495BL
Back Ordered
Auto Notify
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Cover - Upper

ES#4766164 - 06K103269F - Timing Chain Cover - Upper - Upper timing cover located on the cylinder head - Bremmen Parts - Audi Volkswagen

Upper timing cover located on the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with engine codes CYMC, DAYB, DLHB, CYNB

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766164
Mfg#:
06K103269F
In Stock
ON SALE! SAVE 21%
$66.99

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

$53.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Four

ES#3639456 - 06k905601dKT1 - Spark Plugs - Set Of Four - Platinum plugs to keep your engine running strong - Bosch - Audi Volkswagen

Platinum plugs to keep your engine running strong 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#:
3639456
Mfg#:
06K905601DKT1
In Stock
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS High Performance Ignition Coil - Red - Set of Four

ES#4475374 - CTS-IGN-007-4KT - CTS High Performance Ignition Coil - Red - Set of Four - These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at its peak performance. - CTS - Audi Volkswagen

These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at it’s peak performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4475374
Mfg#:
CTS-IGN-007-4KT
Ships in 8 Business Days
$159.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2738168 - 06L903137A - Accessory Belt - Replaces your cracked or worn belt - Genuine Volkswagen Audi - Audi Volkswagen

Replaces your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2738168
Mfg#:
06L903137A
In Stock
12% off MSRP

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

$40.99

This product was last offered at the strikethrough price on
06-08-2026

$35.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Balancer Kit

ES#4829980 - 06H105243KKT - Harmonic Balancer Kit - Includes Crank Pulley Bolt - Assembled By ECS - Audi Volkswagen

Includes Crank Pulley Bolt 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#:
4829980
Mfg#:
06H105243KKT
In Stock
ON SALE! SAVE 24%
$180.99

This product was last offered at the strikethrough price on
05-29-2026

$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coil - Grey - Priced Each

ES#4164358 - MS100203 - APR Upgraded Ignition Coil - Grey - Priced Each - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi Volkswagen Porsche

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! 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!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164358
Mfg#:
MS100203
EO#:
D-783-5
In Stock
12% off MSRP

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

$59.95

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

$52.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug

ES#2631791 - 06L103801 - Oil Drain Plug - Replacement oil pan drain plug with seal - Genuine Volkswagen Audi - Audi Volkswagen

Replacement oil pan drain plug with seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2631791
Mfg#:
06L103801
In Stock
19% off MSRP

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

$9.42

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

$7.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motul Oil Service Kit (5w-40) - With Magnetic Drain Plug

ES#4006933 - 06L115562KT13 - Motul Oil Service Kit (5w-40) - With Magnetic Drain Plug - Includes Hengst oil filter, Motul 5W-40 Synthetic engine oil and ECS Magnetic Drain Plug - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter, Motul 5W-40 Synthetic engine oil and ECS Magnetic Drain Plug 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#:
4006933
Mfg#:
06L115562KT13
In Stock
ON SALE!
$134.58

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

$129.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings