K&N filters, Performance chips - Are they worth it?

Sonyps307 · 09-27-2010, 03:34 AM

my brother has a 98 mustang gt auto And my dad had a 97 mustang gt 5speed the auto did high 16-low 17s and the 5speed was high 14-low 15s both had exhaust and 373 gears Only difference what tranny and years

09-27-2010, 03:34 AM	#9
Sonyps307 Lexus & 550's Join Date: May 2010 Location: Baltimore Posts: 526	my brother has a 98 mustang gt auto And my dad had a 97 mustang gt 5speed the auto did high 16-low 17s and the 5speed was high 14-low 15s both had exhaust and 373 gears Only difference what tranny and years