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05-21-2012, 03:38 AM #1
- Join Date
- May 2012
- El Paso, Texas
What engines will fit in my 2008 GMC Sierra?
It has a 4.3L V6 in it and im looking for more power.
05-21-2012, 05:09 AM #2
- Join Date
- Apr 2010
- Piermont,NY, back in Northern NJ now, But may be in IL soon....
there are lots that will fit.. 5.3,6.0 but you might have to also change the computer and harnness, rears and trans. It might be cheaper to just sell it and buy one with a V8. What do you need the power for? How much power do you want and need?08 Z71 Avalanche Mods to date: K&N CAI,Hellwig Swaybars and End Links, Corsa Sport Exhaust, Superchips Programer,IPCW LOF & 3rd brake light and tails, AMI Gas door,Show Hooks and Door locks, Enkei Wheels, with Pirelli tires, StreetScene Bowties, Grant Steering wheel,Muth signal mirrors,SSBC Big Brake kit,Huskyliner Mug gards,Floor mats and Hood shield, McGard Lug nuts and locks, Bedrug, Cervini's Ram Air hood,35watt HID Fog lights, Sylvania bulbs all around ZXE's Highs and Lows, WhiteNight Back up lights,Sirius and HD Radio, SnugTop sitting on deck now Got a Softopper on now,Tempress Boat Hatches.... New Bilstein shocks are on... New Mods coming soon..... X
05-21-2012, 10:53 AM #3
I would agree the 5.3 and I thought it was the 6.1 they had.
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