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Audi B9 RS5 Quattro 2.9T

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Audi B9 RS5 Quattro 2.9T Engine Parts & Accessories

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SuperDuper Turbo Inlet Upgrade Kit

ES#4866064 - 034-108-5063 - SuperDuper Turbo Inlet Upgrade Kit - designed to be utilized with existing X34 or P34 Intake Systems - 034Motorsport - Audi

designed to be utilized with existing X34 or P34 Intake Systems

Brand:
034Motorsport - Corporate Logo
ES#:
4866064
Mfg#:
034-108-5063
Ships in 2 Business Days
ON SALE! SAVE 10%
$611.00

This product was last offered at the strikethrough price on
08-17-2026

$549.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor

ES#3604972 - 06M906265 - Front Oxygen Sensor - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3604972
Mfg#:
06M906265
Ships in 1-2 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.

$298.99

This product was last offered at the strikethrough price on
08-21-2026

$272.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Intake System

ES#4416011 - 034-108-1033 - X34 Carbon Fiber Intake System - Delivers improved power, sound, and acceleration in a clean OEM+ package! - 034Motorsport - Audi

Delivers improved power, sound, and acceleration in a clean OEM+ package!

Brand:
034Motorsport - Corporate Logo
ES#:
4416011
Mfg#:
034-108-1033
Ships in 2 Business Days
ON SALE! SAVE 10%
$1201.00

This product was last offered at the strikethrough price on
08-17-2026

$1080.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Active Motor Mount Resistor Bypass - Priced Each

ES#4846369 - 034-708-0006 - Active Motor Mount Resistor Bypass - Priced Each - Used to remove the soft code caused by replacing the failure-prone factory "active" mounts with 034Motorsport Density Line & Motorsport Spec Engine Mounts. One required per mount. - 034Motorsport - Audi

Used to remove the soft code caused by replacing the failure-prone factory "active" mounts with 034Motorsport Density Line & Motorsport Spec Engine Mounts. One required per mount.

Brand:
034Motorsport - Corporate Logo
ES#:
4846369
Mfg#:
034-708-0006
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$14.00

This product was last offered at the strikethrough price on
08-17-2026

$12.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9/B9.5 Audi RS4/RS5 EA839 2.9TT Dynamic+ Performance Software Package

ES#4493196 - 034-103-293 - B9/B9.5 Audi RS4/RS5 EA839 2.9TT Dynamic+ Performance Software Package - Unleash up to 713HP/679TQ by transforming your Audi EA839 2.9TT with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi

Unleash up to 713HP/679TQ by transforming your Audi EA839 2.9TT with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features!

Brand:
034Motorsport - Corporate Logo
ES#:
4493196
Mfg#:
034-103-293
Ships in 1 Business Day
ON SALE!
Starting at $162.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

RacingLine Higher Output Ignition Coils - Red - Set Of Six

ES#4708319 - VWR900001-6KT - RacingLine Higher Output Ignition Coils - Red - Set Of Six - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils.

Brand:
Racingline - Corporate Logo
ES#:
4708319
Mfg#:
VWR900001-6KT
In Stock
$330.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Intake Manifold Breather Hose

ES#3678757 - 06M129041F - PCV Intake Manifold Breather Hose - Receiving an engine code calling out a boost leak, it may be your breather hose - Genuine Volkswagen Audi - Audi

Receiving an engine code calling out a boost leak, it may be your breather hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3678757
Mfg#:
06M129041F
Ships in 1-2 days
8% off MSRP

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

$261.99

This product was last offered at the strikethrough price on
08-21-2026

$239.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coils - Grey - Set Of Six

ES#4164405 - MS100203-6KT - APR Upgraded Ignition Coils - Grey - Set Of Six - 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 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! 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164405
Mfg#:
MS100203-6KT
EO#:
D-783-5
In Stock
$317.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coils - Blue - Set Of Six

ES#4164385 - MS100204-6KT - APR Upgraded Ignition Coils - Blue - Set Of Six - 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

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! 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164385
Mfg#:
MS100204-6KT
EO#:
D-783-5
In Stock
$317.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SuperDuper Turbo Inlet Upgrade Kit

ES#4866063 - 034-108-5062 - SuperDuper Turbo Inlet Upgrade Kit - designed to be utilized with existing X34 or P34 Intake Systems - 034Motorsport - Audi

designed to be utilized with existing X34 or P34 Intake Systems

Brand:
034Motorsport - Corporate Logo
ES#:
4866063
Mfg#:
034-108-5062
Ships in 2 Business Days
ON SALE! SAVE 10%
$508.00

This product was last offered at the strikethrough price on
08-17-2026

$457.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR ECU Upgrade - 2.9T EA839 V6 (B9 RS5)

ES#4040260 - DPP-29T-MG1 - APR ECU Upgrade - 2.9T EA839 V6 (B9 RS5) - Expect massive gains with 488-550 HP and 537-606 FT-LBS of torque on tap, depending on octane, from this simple software upgrade! - APR - Audi

Expect massive gains with 488-550 HP and 537-606 FT-LBS of torque on tap, depending on octane, from this simple software upgrade! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
4040260
Mfg#:
DPP-29T-MG1
In Stock
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Serpentine Belt

ES#4714700 - 06M903137T - Serpentine Belt - Replace your worn belt today before it breaks - Gates - Audi

Replace your worn belt today before it breaks

Brand:
Gates - Corporate Logo
ES#:
4714700
Mfg#:
06M903137T
In Stock
$34.99

This product was last offered at the strikethrough price on
05-01-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug - Priced Each

ES#2827074 - N91167901 - Oil Drain Plug - Priced Each - Does not include the crush washer. M14x1.5 - Rein - Audi Volkswagen Porsche

Does not include the crush washer. M14x1.5 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2827074
Mfg#:
N91167901
In Stock
$4.58

This product was last offered at the strikethrough price on
04-16-2026

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Cold Air Intake System

ES#4416010 - 034-108-1032 - X34 Carbon Fiber Cold Air Intake System - Delivers improved power, sound, and acceleration in a clean OEM+ package! - 034Motorsport - Audi

Delivers improved power, sound, and acceleration in a clean OEM+ package!

Brand:
034Motorsport - Corporate Logo
ES#:
4416010
Mfg#:
034-108-1032
Ships in 2 Business Days
ON SALE! SAVE 10%
$931.00

This product was last offered at the strikethrough price on
08-17-2026

$837.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug Sealing Washer - Priced Each

ES#466262 - N0138495 - Drain Plug Sealing Washer - Priced Each - Install new hardware with your new parts. 14x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 14x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466262
Mfg#:
N0138495
In Stock
$2.99 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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