Today I am experimenting with the huffy Nel Lusso café board rat FMF exhaust and stinger length to see how it affects overall performance. #motorizedbicycleexhaust @highlandcycles #huffynellussocafeboardrat #ericmcgrew #screamingpistonspeedcustoms #highlandcycles #motorizedbike #ratrodbicycle #hotrodbicycle #caferacerbicycle #bordtrackracer #custombicycle #2strokes #2strokesmatter #brap #60cc #80ccmotorizedbicycle #50cctuning #50cc #80cctuning