HIGH TECH TURBO – GM
Promax Competition SS & Kit 01-04 LB7
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.