Collection: STI - Air Intake Systems/Filters

15 products
  • K&N 05-08 LGT / 08-11 WRX / STi Drop In Air Filter
    Vendor
    K&N Engineering
    Regular price
    $71.87
    Sale price
    $71.87
    Regular price
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  • Mishimoto 08+ Subaru WRX/STi Performance Cold Air Intake Kit - Wrinkle Black
    Vendor
    Mishimoto
    Regular price
    $373.74
    Sale price
    $373.74
    Regular price
    $392.00
    Unit price
    per 
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  • Mishimoto 08+ Subaru WRX/STi Performance Cold Air Intake Kit - Wrinkle Red
    Vendor
    Mishimoto
    Regular price
    $372.63
    Sale price
    $372.63
    Regular price
    $392.00
    Unit price
    per 
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  • K&N Universal Rubber Filter 5in Flange ID x 6.5in Base OD x 4.5in Top OD x 4.125in Height
    Vendor
    K&N Engineering
    Regular price
    $71.87
    Sale price
    $71.87
    Regular price
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  • Mishimoto 01-07 Subaru WRX / WRX STI Red Silicone Induction Hose
    Vendor
    Mishimoto
    Regular price
    $293.63
    Sale price
    $293.63
    Regular price
    $305.00
    Unit price
    per 
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  • K&N 2018 Subaru WRX STI H4-2.5L F/I Typhoon Performance Intake
    Vendor
    K&N Engineering
    Regular price
    $336.43
    Sale price
    $336.43
    Regular price
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  • K&N Unique Custom Air Filter Tapered Conical 170mm Base OD x 60mm Top OD x 124mm Height
    Vendor
    K&N Engineering
    Regular price
    $92.67
    Sale price
    $92.67
    Regular price
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  • Mishimoto 01-07 Subaru WRX / WRX STI Blue Silicone Induction Hose
    Vendor
    Mishimoto
    Regular price
    $293.63
    Sale price
    $293.63
    Regular price
    $305.00
    Unit price
    per 
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  • K&N 2019 Subaru WRX STI 2.5L F/I Replacement Air Filter
    Vendor
    K&N Engineering
    Regular price
    $67.07
    Sale price
    $67.07
    Regular price
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  • K&N Cone Filter 5in ID 6.5in base 4.5in top 5.625in height carbon fiber look
    Vendor
    K&N Engineering
    Regular price
    $92.67
    Sale price
    $92.67
    Regular price
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  • Mishimoto 01-07 Subaru WRX / WRX STI Black Silicone Induction Hose
    Vendor
    Mishimoto
    Regular price
    $293.63
    Sale price
    $293.63
    Regular price
    $305.00
    Unit price
    per 
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  • K&N 09-18 Subaru Forester 2.5L H4 F/I Cabin Air Filter
    Vendor
    K&N Engineering
    Regular price
    $55.07
    Sale price
    $55.07
    Regular price
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  • K&N Filter Universal Rubber Filter 2 3/4 inch Flange 6 inch Base 5 inch Top 6 1/2 inch Height
    Vendor
    K&N Engineering
    Regular price
    $71.89
    Sale price
    $71.89
    Regular price
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  • Mishimoto Subaru Sound Generator Delete Kit
    Vendor
    Mishimoto
    Regular price
    $35.63
    Sale price
    $35.63
    Regular price
    $22.00
    Unit price
    per 
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  • Mishimoto 2015 Subaru STi Performance Intake - Wrinkle Red
    Vendor
    Mishimoto
    Regular price
    $385.63
    Sale price
    $385.63
    Regular price
    $406.00
    Unit price
    per 
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