Mazdaspeed NGK 1-Step Colder Spark Plugs - Set of 4

Came pre gapped perfectly as described. Car kinda pops lil when you first start it up, totally normal. Take it for a drive and it quickly goes away. Overall satisfied with this product

Mazdaspeed NGK 1-Step Colder Spark Plugs - Set of 4

bkr7eix1KT - NGK Performance One-Step Colder Spark Plug Set - 2667 - MINI R50/52/53

NGK ( LZTR6AIX-13) Iridium 1 Step Colder Spark Plugs Dodge SRT-4 2003- – Import Image Racing

NGK Park Auto Motorsports

NGK Iridium Spark Plugs One Step Colder 2667 - Subaru WRX 2002-2005/Su – SUBIE SUPPLY CO.

NGK 6510 1-step Colder Iridium Spark Plug's - Mazdaspeed / Focus RS/ST – Graveyard Performance

NGK Park Auto Motorsports

NGK Park Auto Motorsports

NGK 1 step colder Iridium IX Spark Plug - SPEED PERF6RMANC3

97506KT - NGK Performance Iridium One-Step Colder Spark Plug Set

NGK 6510 1-step Colder Iridium Spark Plug's - Mazdaspeed / Focus RS/ST – Graveyard Performance

NGK (ILZKBR7B8G) 97968 1 Step Replacement Spark Plug A must for all cars running more than 400hp+ for much reliable and better performance. 1-Step

NGK Colder Spark Plugs N54

1 step colder plugs - stutter in 3rd

Mazda Performance Parts New Products - Page 6 - page 6