What spark plugs do you guys recommend for a 2003 Seadoo GTX 4-Tec supercharged?
B BobC · Registered Joined May 19, 2010 · 1 Posts Discussion Starter · #1 · May 19, 2010 Only show this user What spark plugs do you guys recommend for a 2003 Seadoo GTX 4-Tec supercharged?