🏎️ Banks 42135 High-Performance Ram Air Intake System Review

Good, easy to install, took about 20 minutes Towed a 9000 lb camper to Disneyland for a 2005 Duramax. average about 10 mpg. I think the truck drove better. All in all a good buy.

I noticed a slight change in mileage and throttle response. This component alone does not turn your car into a hot rod. Installation was painless and it looks really nice when you open the hood.

I chose this product and accompanying Air Bucket to improve my Durmax LLY's traction performance on long hills and at high altitudes. For everyday use, the combination results in a slight increase in performance at the expense of fuel consumption. Installation is easy.

My truck just won't tow my trailer over the hill like I'd like it to. I poked around and this seemed like the easiest way to get extra performance with minimal risk. In my research there are four things to do to increase performance - improve air intake, improve exhaust, change/reprogram engine computer, upgrade injectors (for a diesel engine). The air intake upgrade was by far the simplest and easiest route to improvement. This Banks block improves air intake in three ways - it adds a second…