I also recommend the Denso plugs. They idle great and last four times longer than the TR6s. Expect to pay about $9.00 a plug. I ordered mine from Lightning Force Performance and had them delivered to my door in four days.
Use the IT20s for 8-10 lbs of boost. Higher boost requires the IT22s.
HALO Vice President "Anything less than a Lightning becomes prey"
403 RWHP / 518 RWTQ
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