12/02/2007, 5:15PM
how do i increase horespoer in my 2.8
how do i increase the horespower in my 1997 z3 roadster 2.8l engine, is there a chip that i can purchase, and from who
12/02/2007, 7:36PM
Check out www.stchiptuning.com, www.hurricane-horsepower.com, or www.nextlevelracing.com. Be aware that many mods are available for the 3.0L engine but less attention is paid to the 2.8L engine.
05/14/2008, 3:51AM
Dinan cold air intake, free flow exhaust and software upgrade. All 3 should add about 25-30 hp.
