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Audi B5 Performance Forced Induction Parts

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RS4 K04 Turbocharger - Left

ES#4140512 - 53049880025 - RS4 K04 Turbocharger - Left - Does not include hardware - BorgWarner - Audi

Does not include hardware Does NOT include hardware or the RS4/modified intake pipes necessary for a complete install - For a bolt-on solution, please see 034Motorsport's inlet pipe kit 034-145-P002 (ES2864575).

Brand:
BorgWarner - Corporate Logo
ES#:
4140512
Mfg#:
53049880025
Ships in 1 Business Day
$1529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbocharger - Right

ES#4140513 - 53049880026 - RS4 K04 Turbocharger - Right - Does not include hardware - BorgWarner - Audi

Does not include hardware Does NOT include hardware or the RS4/modified intake pipes necessary for a complete install - For a bolt-on solution, please see 034Motorsport's inlet pipe kit 034-145-P002 (ES2864575).

Brand:
BorgWarner - Corporate Logo
ES#:
4140513
Mfg#:
53049880026
In Stock
$1541.99

This product was last offered at the strikethrough price on
07-01-2026

$1537.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi 2.7T F21 Hybrid Turbochargers

ES#2840951 - f21bt - Audi 2.7T F21 Hybrid Turbochargers - Complete bolt on Turbo upgrade including turbo inlet pipes - FrankenTurbo - Audi

Complete bolt on Turbo upgrade including turbo inlet pipes

Brand:
FrankenTurbo - Corporate Logo
ES#:
2840951
Mfg#:
F21BT
Ships on Sep 1, 2026
$1999.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

K04 0015 Turbocharger

ES#3364 - 058145703KO4 - K04 0015 Turbocharger - Great bolt on performance upgrade that can be used with or without specific programming - BorgWarner - Audi Volkswagen

Great bolt on performance upgrade that can be used with or without specific programming

Brand:
BorgWarner - Corporate Logo
ES#:
3364
Mfg#:
058145703KO4
Back Ordered
$1831.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM RS6-RS Turbo Kit for 2.7T

ES#4046111 - RS6RSTK - JHM RS6-RS Turbo Kit for 2.7T - Introducing the RS6-RS turbochargers for your 2.7T from JHMotorsports! These are the most unique and budget-friendly, custom RS6 based turbochargers offered to date for the 2.7T engine! - JH Motorsports - Audi

Introducing the RS6-RS turbochargers for your 2.7T from JHMotorsports! These are the most unique and budget-friendly, custom RS6 based turbochargers offered to date for the 2.7T engine! *This is a custom installation procedure - Turbos only - Does not include couplers, clamps, inlets, bolt-up downpipe flange or hardware. See description

Brand:
JH Motorsports - Corporate Logo
ES#:
4046111
Mfg#:
RS6RSTK
Ships in 10 Business Days
$2699.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K04 0015 Turbocharger With Installation Kit

ES#3365 - 058145703KO4WGKT - K04 0015 Turbocharger With Installation Kit - Great bolt on performance upgrade that can be used with or without specific programming - Assembled By ECS - Audi Volkswagen

Great bolt on performance upgrade that can be used with or without specific programming 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3365
Mfg#:
058145703KO4WGKT
Back Ordered
$1938.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbochargers - Complete Kit

ES#3658989 - 53049880025/26KT - RS4 K04 Turbochargers - Complete Kit - Comprehensive kit includes the left & right side RS4 K04 turbochargers, 034Motorsport RS4 Inlet Pipe set, and associated installation hardware - Assembled By ECS - Audi

Comprehensive kit includes the left & right side RS4 K04 turbochargers, 034Motorsport RS4 Inlet Pipe set, and associated installation hardware 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3658989
Mfg#:
53049880025/26KT
Ships in 1 Business Day
$3718.00

This product was last offered at the strikethrough price on
06-19-2026

$3714.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Silicone Intercooler Hose Set

ES#3432231 - 034-145-A003 - Performance Silicone Intercooler Hose Set - Replace your failure-prone factory rubber hoses with boost-friendly silicone! - 034Motorsport - Audi

Replace your failure-prone factory rubber hoses with boost-friendly silicone!

Brand:
034Motorsport - Corporate Logo
ES#:
3432231
Mfg#:
034-145-A003
In Stock
ON SALE! SAVE 10%
$234.00

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

$210.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbochargers With Install Kit

ES#3247798 - 5304988002526KT - RS4 K04 Turbochargers With Install Kit - Includes the left (K04-025) & right (K04-026) side turbochargers with associated installation hardware - Assembled By ECS - Audi

Includes the left (K04-025) & right (K04-026) side turbochargers with associated installation hardware 10X Entries For Our 25th Anniversary Sweepstakes!
Does NOT include the RS4 or modified intake pipes necessary for a complete install - For a bolt-on solution, please see 034Motorsport's inlet pipe kit 034-145-P002 (ES2864575).

Brand:
Assembled By ECS - Corporate Logo
ES#:
3247798
Mfg#:
5304988002526KT
Ships in 1 Business Day
$3214.00

This product was last offered at the strikethrough price on
06-19-2026

$3210.72 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbochargers

ES#4164822 - 5304988002526KT3 - RS4 K04 Turbochargers - Includes the left (K04-025) & right (K04-026) side turbochargers - BorgWarner - Audi

Includes the left (K04-025) & right (K04-026) side turbochargers Does NOT include hardware or the RS4/modified intake pipes necessary for a complete install - For a bolt-on solution, please see 034Motorsport's inlet pipe kit 034-145-P002 (ES2864575).

Brand:
BorgWarner - Corporate Logo
ES#:
4164822
Mfg#:
5304988002526KT3
Ships in 1 Business Day
$3070.99

This product was last offered at the strikethrough price on
07-02-2026

$3067.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Y-Pipe Hose Pair - RS4

ES#2864560 - 034-108-3000 - Silicone Y-Pipe Hose Pair - RS4 - Direct replica of OEM RS4 hoses, but in reinforced silicone for long life and abuse resistance - 034Motorsport - Audi

Direct replica of OEM RS4 hoses, but in reinforced silicone for long life and abuse resistance To be used with RS4 Y-pipe and inlet pipes only

Brand:
034Motorsport - Corporate Logo
ES#:
2864560
Mfg#:
034-108-3000
In Stock
ON SALE! SAVE 10%
$210.00

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

$189.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Splitter Valve - Black

ES#8288 - FMDVSPLTR - Splitter Valve - Black - Recirculation & blow off valve all in one for customers that want both styles - Forge - Audi Volkswagen

Recirculation & blow off valve all in one for customers that want both styles

Brand:
Forge - Corporate Logo
ES#:
8288
Mfg#:
FMDVSPLTR
Ships in 3 Business Days
$310.99

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

$310.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

TTE380+ Turbo Upgrade - B5 S4 & C5 A6 2.7T

ES#4630656 - TTE10041 - TTE380+ Turbo Upgrade - B5 S4 & C5 A6 2.7T - Designed to put out over 400HP! - The Turbo Engineers - Audi

Designed to put out over 400HP! Custom tuning software required for installation.

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4630656
Mfg#:
TTE10041
Back Ordered
$2699.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Garrett GEN2 GTX3076R Dual Ball Bearing turbocharger

ES#4135253 - GRT-TBO-K51 - Garrett GEN2 GTX3076R Dual Ball Bearing turbocharger - Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). - ATP - Audi Volkswagen

Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc

Brand:
ATP - Corporate Logo
ES#:
4135253
Mfg#:
GRT-TBO-K51
Ships in 6 Business Days
$2265.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Y-Pipe Hose Pair - Big Bore

ES#2864561 - 034-108-3001 - Silicone Y-Pipe Hose Pair - Big Bore - Allows a full 2.5" diameter transition to the lower RS4 inlet pipes - 034Motorsport - Audi

Allows a full 2.5" diameter transition to the lower RS4 inlet pipes

Brand:
034Motorsport - Corporate Logo
ES#:
2864561
Mfg#:
034-108-3001
In Stock
ON SALE! SAVE 10%
$296.00

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

$266.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Forced Induction Parts

All things forced induction are here! Turbochargers, superchargers, turbo inlets, charge pipes, and more can be found here to replace faulty components or upgrade for more boost.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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