Quote:
Originally Posted by catman_05 Well Ia Had An 05 Cummins That Was Makin 500+ And 1100, At The Tire I Know, Its Addicting, How Are The Trans In These Trucks, I Had An Ats In My Dodge |
Allisons are good for about 100 extra horse,after that,you will need an upgrade if ya gonna be over 500 hp!!

ATS,Suncoast,and ATP build custom trans fer folks like us.Check out a vendor on here,they will hook ya up!!!!

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2006 GMC 2500hd4x4SLE cc/sb...LBZ
HIFLO exhaust.

& ''HP enhancers''.....

2002 GMC ex cab/5.3/98k
1987 Monte Carlo SS 82k
1978 Malibu[2dr.350ci/TH-350..ME built
2002 YukonXL[work rig!]319k**5.3/Hypertech'ed
The left lane is built to pass,move or we'll run over yurassss!!!!

Kevin
FORSHO[Tm]......
There,it's offically patented....LOL