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Audi B9 A5 Quattro 2.0T Sportback

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Audi B9 A5 Quattro 2.0T Sportback Engine Parts & Accessories

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CTS Billet Brake Fluid Reservoir Cap

ES#4620717 - CTS-ACC-001 - CTS Billet Brake Fluid Reservoir Cap - Lose the plastic! - CTS - Audi Volkswagen

Lose the plastic! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4620717
Mfg#:
CTS-ACC-001
In Stock
ON SALE! SAVE 10%
$59.99

This product was last offered at the strikethrough price on
06-25-2026

$53.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#3030546 - 8W0121251AK - Radiator - Ensure proper cooling for your engine with a new radiator. - Genuine Volkswagen Audi - Audi

Ensure proper cooling for your engine with a new radiator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3030546
Mfg#:
8W0121251AK
Ships in 2 Business Days
9% off MSRP

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

$583.99

This product was last offered at the strikethrough price on
06-29-2026

$533.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Sending Unit

ES#3680419 - 8W0919047F - Fuel Tank Sending Unit - Fuel level gauge for the fuel tank - Genuine Volkswagen Audi - Audi

Fuel level gauge for the fuel tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 07/30/2018

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3680419
Mfg#:
8W0919047F
In Stock
Limited Qty Sale
$187.99

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

$170.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gen 3 Electronic Wastegate Actuator Extension Harness

ES#4043058 - CTS-WH-003 - Gen 3 Electronic Wastegate Actuator Extension Harness - Allows you to set the wastegate voltage on your new turbo/actuator outside of the car before installing turbo. - CTS - Audi Volkswagen

Allows you to set the wastegate voltage on your new turbo/actuator outside of the car before installing turbo. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4043058
Mfg#:
CTS-WH-003
In Stock
ON SALE! SAVE 15%
$39.99

This product was last offered at the strikethrough price on
06-25-2026

$33.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Gen3 EA888 Fuel Pump Disassembly Tool

ES#2973024 - 10127103T - Gen3 EA888 Fuel Pump Disassembly Tool - Autotech Fuel Pump Tool Gen3 TSI/TFSI (for 103K/203K and dual 101K kits) - Autotech - Audi Volkswagen

Autotech Fuel Pump Tool Gen3 TSI/TFSI (for 103K/203K and dual 101K kits) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autotech - Corporate Logo
ES#:
2973024
Mfg#:
10127103T
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4464587 - 2.0T-MLB - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4464587
Mfg#:
2.0T-MLB
In Stock
ON SALE!
Starting at $500.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Software Upgrade

ES#3146864 - DPP-2.0T-MLB-SP - Stage 1 Software Upgrade - Higher peak figures of 306-314 HP with 367-388 FT-LBS of torque depending on fuel grade! - APR - Audi Porsche

Higher peak figures of 306-314 HP with 367-388 FT-LBS of torque depending on fuel grade! 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!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3146864
Mfg#:
DPP-2.0T-MLB-SP
In Stock
$499.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Brass Oil Drain Plug

ES#3714258 - 06L103801prm - Brass Oil Drain Plug - Premium brass construction with o-ring - URO Premium - Audi Volkswagen Porsche

Premium brass construction with o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
3714258
Mfg#:
06L103801PRM
In Stock
$8.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Block Off Plate

ES#2992471 - CTSHW049 - Diverter Valve Block Off Plate - Commonly used for running aftermarket diverter and blow off valves - CTS - Audi Volkswagen

Commonly used for running aftermarket diverter and blow off valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2992471
Mfg#:
CTSHW049
Ships in 7 Business Days
ON SALE! SAVE 15%
$29.99

This product was last offered at the strikethrough price on
06-25-2026

$25.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport High-Flow Turbo Inlet Hose

ES#3552813 - 034-145-A062 - 034Motorsport High-Flow Turbo Inlet Hose - Smooths the intake tract & provides unimpeded airflow - 034Motorsport - Audi

Smooths the intake tract & provides unimpeded airflow affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3552813
Mfg#:
034-145-A062
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$89.00

This product was last offered at the strikethrough price on
06-28-2026

$80.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brake Reservoir Cap

ES#4716596 - 5Q0611349E - Brake Reservoir Cap - Clean up your engine bay with a new cap - Genuine Volkswagen Audi - Audi Volkswagen

Clean up your engine bay with a new cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4716596
Mfg#:
5Q0611349E
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brisk Silver Racing ER12YS Spark Plug - Priced Each

ES#4017481 - ER12YS - Brisk Silver Racing ER12YS Spark Plug - Priced Each - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen Mercedes Benz

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 projected tip

Brand:
Brisk - Corporate Logo
ES#:
4017481
Mfg#:
ER12YS
In Stock
8% off MSRP

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

$12.99

This product was last offered at the strikethrough price on
06-29-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 1

ES#4766492 - 06L121012AKT2AKT - Cooling System Refresh Kit - Level 1 - This entry level kit includes thermostat, waterpump, expansion tank, coolant, and all necessary hardware. - Assembled By ECS - Audi

This entry level kit includes thermostat, waterpump, expansion tank, coolant, and all necessary hardware. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with engine code CYMC (model years through 2020)

Brand:
Assembled By ECS - Corporate Logo
ES#:
4766492
Mfg#:
06L121012AKT2AKT
Ships in 6 Business Days
ON SALE!
$516.99

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

$473.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oil Pan Replacement Kit

ES#4750176 - 06L103598RAKT2 - Oil Pan Replacement Kit - Completely replace your oil pan with everything you need! - Assembled By ECS - Audi

Completely replace your oil pan with everything you need! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 12/12/2020

Brand:
Assembled By ECS - Corporate Logo
ES#:
4750176
Mfg#:
06L103598RAKT2
Ships in 1 day
ON SALE! SAVE 25%
$206.99

This product was last offered at the strikethrough price on
01-03-2026

$155.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Brisk Silver Racing ER14YS Spark Plugs - Set Of Four

ES#4030521 - er14ys-4KT - Brisk Silver Racing ER14YS 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
Stock heat range with a projected tip

Brand:
Brisk - Corporate Logo
ES#:
4030521
Mfg#:
ER14YS-4KT
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain - Lower

Stop stretched out chains from creating noise affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Iwis - Corporate Logo
ES#:
4679987
Mfg#:
06K109158AM
In Stock at Vendor
$153.99

This product was last offered at the strikethrough price on
05-07-2026

$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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.

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