Bmw 525d 3.0l diesel darkside development turbo kit fitted at 100k at a cost of 6k Same time had egr dpf and swirl flaps done So there no longer a problem 37mpg to 50mpg and 436bhp Pronav with upto date maps 2023 Electric folding mirrors All the usual m sports extras Detachable towbar fitted at 80k Full service history when purchased at 80k since then been service evey 6k by my self Has 535 gearbox fitted 8hp70 to cope with the power All most new pirelli p7 runflat rear tyres and good michelin ps4 runflat front tyre Been a 525d get the cheaper insurance/tax