SL/R230: SL350 Performance Tuning
#1
Newbie
Thread Starter
SL350 Performance Tuning
Has anyone out there had a look at this performance tuning offering for the SL350 310bhp engine? …….. worth a look or is it a waste of time?
https://www.celtictuning.co.uk/servi...e-1#t3-content
https://www.celtictuning.co.uk/servi...e-1#t3-content