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Old 09-24-2011, 08:00 PM   #7
ULTRAZLS1


 
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Drives: 14 Silverado LTZ Z71, 16 Camaro SS
Join Date: Nov 2009
Location: Jackson, Michigan
Posts: 4,418
The NGK TR-6 has been a popular choice in the lsx community for years. Most use them on built NA motors and or moderate boost cars.
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