*Introducing THE HIGH TECH PROMAX high performance turbo replacement kit*
Upgrade your stock Duramax turbo.
This turbo also outflows BD's Duramax upgrade kit.

PRESS RELEASE: 8/12/2006, McRat Racing sets new record
as the fastest Duramax in the country.
Using the HTT Promax turbo kit, this is the first Duramax to run
an 11 second quarter mile on diesel only - 11.77 ET at 114 MPH
Current dyno results show 674 HP with the McRat performance options package.

2001-2004 LB7 $3475


2005 LLY $3580
This kit is not a stict bolt-on. Call for details.

Performance manifold also available - $345

Replaces the restrictive stock left manifold.

Garrett Powermax Duramax 2001-2004 LB7 Replacement Turbo Kit
Garrett GT dual ball-bearing upgrade turbo. With performance chip, this turbo can bring you an increase of 170+ HP over stock.
Adapter kit includes manifold adapter, downpipe, oil inlet restrictor, gaskets, o-rings and fasteners.

$2400

GM-1 or 3 - $734.63 - Reman Exchange (with $100 core deposit)

GM-1 or 3 - $834.63 - Reman outright

GM-1 or 3 - $940.74 - New outright

GM-4 - $734.63 - Reman Exchange (with $100 core deposit)

GM-4 - $834.63 - Reman outright

GM-4 - $940.74 - New outright

GM-5/8 - $834.63

- Reman Exchange (with $100 core deposit)

***The GM-3 style turbo will replace GM-1. We ship GM-3 unless otherwise requested.***

***The GM-4 style turbo will replace GM-5 as well as GM-8 turbochargers ... just as GM-5 and GM-8 turbos can replace GM-4 turbochargers.***