$1,678.46

This system produced gains of up to +9 HP and +14 lbs. x Ft. TQ.,...

$1,345.69

This system produced gains of up to +9 HP and +14 lbs. x Ft. TQ.,...

$925.75

Twisted Steel Long Tube Header 304 Stainless Steel Subaru Impreza WRX/STi/Legacy 02-21 H4-2.0L (t)/2.5L (t)This...

$988.40

This system is constructed of 2-1/4" - 2-1/2" mandrel-bent 409 stainless steel tubing for maximum...

$361.00

Large Five Layer Performance Air Filter:This 360-degree radial flow air filter features a 5" flange...

$87.85

Quantum Cold Air Intake System Dynamic Air Scoop (D.A.S.) increases cool, fresh airflow for maximum...

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$93.48

Quantum Cold Air Intake System Dynamic Air Scoop (D.A.S.) increases cool, fresh airflow for maximum...

$361.00

Large Five Layer Performance Air Filter: This 360-degree radial flow air filter features a 5"...

$372.00

Large Three Layer Performance Air Filter:This 360-degree radial flow air filter features a 5" flange...