2004-2007 Subaru STI Engine
NGK Laser Iridium Spark Plug Set 2006-2014 WRX / 2004-2021 STI
Original price
$55.00
-
Original price
$55.00
Original price
$55.00
$55.00
-
$55.00
Current price
$55.00
NGK single iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consis...
View full details
COBB Tuning 2.5L Spark Plugs 2006-2014 WRX / 2004-2021 STI
Original price
$65.00
-
Original price
$65.00
Original price
$65.00
$65.00
-
$65.00
Current price
$65.00
This is the factory spark plug as installed in the 2018 Subaru WRX STI Type RA and 2019 Subaru WRX STI. The main differences are a heat range tha...
View full details