Websome guy w/ a shuenk n55+ turbo in a 535xi ran a 10. 9 on draggy 1/4 mile. Shuenk n55+ turbo is looking like a solid choice for under 2k. A lot of ppl claiming. Webthe quickest pure turbo n55 is sixto on the n55 facebook group. His f30 runs a 6. 8 in the 1/8 mile, and the quickest n55+ car is a f10 and it runs the same 6. 8 in. Web4 pwg shuenk catless downpipe review for e82 n55. Bimmerpost ☰ model selection. F20 / f21model year…