Toyota Celica Supra Forum banner
1 - 1 of 1 Posts

· Registered
Joined
·
2,414 Posts
Hey Doug,
Jeff, my mechanic, swears by these things. I have the MSD but he has installed these in other cars of his and noticed a big gains. I'm still debating over the switch. Looking forward to others answers.
 
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top