WebJul 31, 2008 · Black Bear Performance review. Jump to Latest Follow 1 - 10 of 10 Posts. Pokoki · Registered. Joined May 4, 2007 · 192 Posts. Discussion Starter · #1 · Jul 23, 2008. Only show this user. As my sig says, I have an 01 CC SB with the 8.1L and the Allison. ... PCM tune by Justin at Black Bear Performance. Save Share. Reply Quote. Pokoki WebDec 13, 2024 · I had an in-person Black Bear tune in Concord, NC this weekend, and wanted to share my experience. My truck is a 2012 Yukon Denali AWD with 100k miles on it. I elected not to purchase an AutoCal with my tune, reasoning that I had no need to return it to stock (no warranty), and no real plans to modify the engine any time soon. My overall ...
The 5 Best 5.3 Vortec Performance Mods - Vortec 5300 Upgrades
WebFeb 10, 2010 · Black Bear tune is supposed to be good, also, some free flow mufflers. Raylar likes the SW headers but not sure I would put the $$ or effort into it. Best bang for the buck is a Raylar cam and valve train (or CC valve train) for $750 + install + custom tune. Should be 425hp+ (450 I think is what Ray figured with exhaust mods) at the crank. WebSep 15, 2016 · New tune, stomp on the gas, it downshifts a lot faster, throws you back in the seat! No more hesitation, BlackBear gave my Tahoe some balls! PROS: Turns off DOD … go to school 和 go to the school 的区别
5.3 Performance upgrades? GMC Truck Forum
WebJul 1, 2014 · The stock tuning caused the transmission to sort of “slide” into gear, making for extremely slow shifts and a terrible city driving experience. It also couldn’t really make up it’s mind on what... WebSep 5, 2024 · DiabLew Tuning and Black Bear Tuning are the two top online tuners we would recommend for the 5300 Vortec. Both of them have great reputations for their tunes and are known for offering great power within a safe margin. 2) … go to school和go school的区别