BMP highly recommends replacing your wrist pin bearings when doing a top end rebuild

this pipe blew away the competition

The stock 12

Having these options makes this exhaust fully adjustable with the ease of 1 bolt

Performance Manifold / 10-11 F/M/CFR 800 Finish:Ceramic Chrome BMP highly recommends replacing yourBolt this BMP high flow manifold on your 2010 2011 F M CFR 800 for an instant power gain. An easy 3 4 HP along with great torque gains. This performance manifold works great with the stock single pipe our BMP Fatt Azz single pipe. Does not require an EFI controller if used with the stock single pipe. Fits 2010 11 CFR F M 800 Models Easy bolt on horsepower Gains 3 4 horsepower Big mid range and torque gain No EFI controller required unless ran with our