🔧 Spectre Performance 11256 Throttle Body Spacer for GM Trucks 4.8L, 5.3L, 6.2L 2007-2011 - SPE-11256: Enhanced Performance and Fuel Efficiency for Your GM Truck's Engine Review

Easy to install but to be honest I didn't notice much of a difference other than throttle response but it definitely didn't hurt

I installed it, it took about 10 minutes. I paired this with an RC air intake and got an amazing response. This item arrived quickly!

Installing a spacer with the cold air induction system resulted in 1.2mpg city fuel economy and instant throttle response.

Nice product. Super easy installation. As for the profit. It should have been without the dinosaur. You don't really feel anything less than 40hp lol. 08 Silverado 1500. Extended 4x4 cab. 5.3 Flex Fuel Engine

Product is advertised as new. When I received the package, I noticed that the Specter throttle body spacer box was tattered and worn. Upon opening the product I found that not only was the tape holding the body of the product together missing, but there was NO hardware to attach it as advertised.

When I bought the Specter CAI kit this gasket was recommended to me. After researching if there would be any benefit to getting one I figured why not even though the reviews and results of use were everywhere. Several reviews said the CAI was closer to the engine fan, but in the case of my 2011 Silverado 1500 with a 4.8 liter engine, there was plenty of room. It mounts very easily, but the torque settings for the throttle body are a bit higher than what the included bolts can handle. I got…