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    Part Number: 412-05-1910
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 19 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    $463.99
     Free Shipping!

    Part Number: 307-05-0310
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 3 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual
    2002-2006 Acura RSX Automatic

    Honda Civic
    2002-2005 Honda Civic Si Hatchback
    $475.99
     Free Shipping!

    Part Number: 412-05-1930
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 1 Ratings

    Honda Civic
    2006-2011 Honda Civic Si Coupe
    2007-2011 Honda Civic Si Sedan
    $463.99
     Free Shipping!

    Part Number: 350-05-6050
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual

    Honda Civic
    2006-2015 Honda Civic Si Coupe
    2007-2015 Honda Civic Si Sedan
    2002-2005 Honda Civic Si Hatchback

    Honda Accord
    2003-2007 Honda Accord Coupe
    2003-2007 Honda Accord Sedan

    Honda CR-V
    2002-2016 Honda CR-V All

    Acura TSX
    2004-2013 Acura TSX All
    $185.99
     Free Shipping!

    Part Number: 307-05-0600
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual
    2002-2006 Acura RSX Automatic

    Honda Civic
    2002-2005 Honda Civic Si Hatchback
    $499.99
     Free Shipping!

    Part Number: 305-05-0220
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 2 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S

    Acura TSX
    2004-2008 Acura TSX All

    Honda Civic
    2006-2011 Honda Civic Si Coupe
    2007-2011 Honda Civic Si Sedan
    $664.99
     Free Shipping!

    Part Number: 309-05-0095 / 307-05-0315
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Requires Use of Tunable ECU

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual

    Honda Civic
    2002-2005 Honda Civic Si Hatchback
    $735.89
     Free Shipping!

    Part Number: 413-05-6005
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 4 Ratings

    Requires modification to bolt to catalytic converters or race headers.

    Acura RSX
    2002-2006 Acura RSX Type-S
    $591.99
     Free Shipping!

    Part Number: 305-05-0225
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 1 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S

    Acura TSX
    2004-2008 Acura TSX All

    Honda Civic
    2006-2011 Honda Civic Si Coupe
    2007-2011 Honda Civic Si Sedan
    $664.99
     Free Shipping!

    Part Number: 307-05-0325
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Acura TSX
    2004-2008 Acura TSX All

    Honda Civic
    2006-2011 Honda Civic Si Coupe
    2007-2011 Honda Civic Si Sedan
    $515.99
     Free Shipping!

    Part Number: 307-05-0315
    3 out of 5 3 out of 5 3 out of 5 3 out of 5 3 out of 5 1 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual
    2002-2006 Acura RSX Automatic

    Honda Civic
    2002-2005 Honda Civic Si Hatchback
    $515.99
     Free Shipping!

    Part Number: 541-05-4750
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Honda Civic
    2006-2011 Honda Civic Coupe
    2006-2011 Honda Civic Sedan
    2006-2011 Honda Civic Si Coupe
    2007-2011 Honda Civic Si Sedan
    $741.99
     Free Shipping!

    Part Number: 412-05-1950
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Acura ILX
    2013-2015 Acura ILX 2.4L

    Honda Civic
    2012-2015 Honda Civic Si Coupe
    2012-2015 Honda Civic Si Sedan
    $391.99
     Free Shipping!

    Part Number: 413-05-1563
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 4 Ratings

    Acura RSX
    2002-2006 Acura RSX Manual
    2002-2006 Acura RSX Automatic
    $520.99
     Free Shipping!

    Part Number: 519-05-1580
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Honda Civic
    2006-2011 Honda Civic Coupe
    2006-2011 Honda Civic Sedan
    2006-2011 Honda Civic Si Coupe
    2007-2011 Honda Civic Si Sedan
    $199.99
     Free Shipping!

    Part Number: 309-05-0080
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 3 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual

    Honda Civic
    2002-2005 Honda Civic Si Hatchback
    $239.99
     Free Shipping!

    Part Number: 309-05-0095
    4 out of 5 4 out of 5 4 out of 5 4 out of 5 4 out of 5 4 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual

    Honda Civic
    2002-2005 Honda Civic Si Hatchback
    $254.99
     Free Shipping!

    Part Number: 412-05-1902
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    1990 - 2001 Acura Integra (GS, LS)
    1992 - 2001 Acura Integra (GS-R)
    1997 - 2001 Acura Integra (Type R)
    1990 - 1999 Acura Integra (RS)
    1999 - 2000 Honda Civic Coupe (Si)
    1994 - 1997 Honda del Sol (VTEC)

    Acura Integra
    1990-2001 Acura Integra Coupe
    1990-2001 Acura Integra Sedan

    Honda Civic
    1999-2000 Honda Civic Coupe

    Honda Del Sol
    1994-1997 Honda Del Sol All
    $411.99
     Free Shipping!

    Part Number: 305-05-0230
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S

    Acura TSX
    2004-2008 Acura TSX All

    Honda Civic
    2006-2011 Honda Civic Si Coupe
    2007-2011 Honda Civic Si Sedan
    $664.99
     Free Shipping!

    Part Number: 627-99-0081
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 31 Ratings
    $61.64
     Free Shipping!

    Part Number: 350-05-5010
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 3 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual
    2002-2006 Acura RSX Automatic

    Acura TSX
    2004-2008 Acura TSX All

    Honda Civic
    2002-2005 Honda Civic Si Hatchback

    Honda Element
    2003-2008 Honda Element All
    $205.99
     Free Shipping!

    Part Number: 517-05-1690
    2 out of 5 2 out of 5 2 out of 5 2 out of 5 2 out of 5 2 Ratings

    Acura RSX
    2002-2004 Acura RSX Type-S
    2002-2004 Acura RSX Manual
    2002-2004 Acura RSX Automatic
    $295.99
     Free Shipping!

    Part Number: 309-05-0905 / 307-05-8055
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    2002-2006 Acura RSX Manual

    Honda Civic
    2002-2005 Honda Civic Si Hatchback
    $1091.63
     Free Shipping!

    Part Number: 413-05-5110
    5 out of 5 5 out of 5 5 out of 5 5 out of 5 5 out of 5 8 Ratings

    Acura RSX
    2002-2006 Acura RSX Type-S
    $560.99
     Free Shipping!

    Part Number: 343-05-0200
     out of 5  out of 5  out of 5  out of 5  out of 5 0 Ratings

    Honda Civic
    2012-2015 Honda Civic Si Coupe
    2012-2015 Honda Civic Si Sedan
    $329.99
     Free Shipping!