This week at CR Performance Engineering Inc. we are officially releasing the 42mm/56mm upgrade for 2011-2016 year ranges on the 3.5L F-150 We have proven results of over 500 RWHP and 458 ft lbs on 93 Octane along with 546 RWHP and 490 ft lbs with E30 Blend. Stage 3 CR Performance Engineering 3.5L […]