How much space do you recommend/need between the diffuser and the tip? I have an Eissenman exhaust and the tip are not removable so am worried about the distance between the tips and diffuser as far as spacing goes?
'14 F06 650xi Gran Coupe (Carbon Black)- Mine #1
'10 e70 X5M (Sapphire Black Mettalic) - Mine #2
'12 F10 550i (Dinan modded) - Gone
'10 e71 X6 35iDrive SAV (Space Gray) - Gone
'08 e92 M3 coupe (Sparkling Graphite) -Gone