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C5 A6 | Allroad | Frankenturbo

ECS Tuning now offers an exceptional new complete bolt-on turbo upgrade kit that
requires no additional plumbing or modifications.

The FrankenTurbo F21T hybrid turbo upgrade allows you to use the turbocharger upgrade by itself with all factory components. You can also choose to upgrade your ECU and choice components for a more smooth, consistent power delivery.

The F21T utilizes an inconel 713C Alloy Steel "Mixed Flow" Turbine Rotor, forged billet aluminum alloy compressor wheel, 42CrMo high-strength rotor shaft, and an up-rated K16-series 360 degree thrust bearing and ring.


10% off Frankenturbo thru 10/31

Fits:
Audi C5 A6/Allroad 2000-2005

K04/K03 Turbocharger Installation Kit
All hardware & gaskets to install new turbochargers
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#: 2575685
Mfg#: 4B0253115AKT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
Ships in 1-2 days
On SALE Save 14%
$190.99

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

$164.44 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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

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