2009 Chevy Colorado Performance Upgrades
Having fun with a 2009 Chevy Colorado
2005 Chevy Colorado resonator box delete Mod 2013
delete the old smog box, gain some MPG! stock 21.5mpg (91 octane.) resonator box delete, 22.51mpg (89 octane) Colorado 3.5L straight 5 with larger off-road tires and 4:11 gearing.