We saw this new intake and instantly had to have one. It looks awesome, but does it run hard? Unique in the market, the new Holley Hi-Ram for GM LS3/L92 rectangular-port engines is like an old-school ...

LS3's can make great power with the stock heads, but Trick Flow engineers combined the best features of GM's LS3 and LS7 cylinder heads with its own race-winning engineering and technology to create ...