Comprehensive kit includes the left & right side RS4 K04 turbochargers, 034Motorsport RS4 Inlet Pipe set, and associated installation hardware
10X Entries Into Our F80 M3 Sweepstakes *2003 and 2004 A6 and Allroad 2.7T's with automatic transmissions have a different downpipe design, and some modification is required for installation.*
Brand:
ES#:
3658989
Mfg#:
53049880025/26KT
Ships in 2 Business Days
$3718.00
This product was last offered at the strikethrough price on 06-19-2026
Includes the left (K04-025) & right (K04-026) side turbochargers with associated installation hardware
10X Entries Into Our F80 M3 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:
ES#:
3247798
Mfg#:
5304988002526KT
Ships in 2 Business Days
$3214.00
This product was last offered at the strikethrough price on 06-19-2026
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:
ES#:
4164822
Mfg#:
5304988002526KT3
Ships in 2 Business Days
$3070.99
This product was last offered at the strikethrough price on 07-02-2026
Garrett GTX3584RS Turbocharger; V-Band Inlet and V-Band Outlet Turbine Housing; 1.21 A/R. Garrett # 856804-5003S
Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc
Install new hardware with your new parts. M10x1.5
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! Used to secure the catalyst/downpipe to the turbo
Brand:
ES#:
2588753
Mfg#:
N90369001
In Stock
ON SALE!
SAVE 22%
$4.99
This product was last offered at the strikethrough price on 08-31-2026
Restore boost and get going!
10X Entries Into Our F80 M3 Sweepstakes For manual transmission vehicles. For automatic transmission vehicles up to the 2002 model year
Brand:
ES#:
259912
Mfg#:
S4K03
Back Ordered
$2477.00
This product was last offered at the strikethrough price on 08-13-2026
Direct replica of OEM RS4 hoses, but in reinforced silicone for long life and abuse resistance
2X Entries Into Our F80 M3 Sweepstakes To be used with RS4 Y-pipe and inlet pipes only
Brand:
ES#:
2864560
Mfg#:
034-108-3000
In Stock
ON SALE!
SAVE 10%
$210.00
This product was last offered at the strikethrough price on 08-17-2026
Whether you're repairing an existing turbo or adding one, ECS Tuning has turbos, turbo kits, and all the turbocharger hardware and valving you need to turn forced induction into added power.
Lifetime Replacement
