View our May Specials! Coupon Code: SaveIn2024
Fluidampr Harmonic Balancer Sale
X
Vehicle Set: Click here to shop All Subaru Impreza parts.

Subaru Impreza Piston Sets - Forged - 4cyl

Looking for aftermarket parts to modify or upgrade your Subaru Impreza with piston sets - forged - 4cyl? At Tunersports.com we carry a huge selection of the top name brand performance piston sets - forged - 4cyl parts and accessories for your Impreza.

Whether you have a 1993 or 2014 Subaru Impreza in 2.5 GT to WRX TR trim we have you covered. We have 76 piston sets - forged - 4cyl available to mod your Impreza. All parts have free shipping to the Continental US 48 States.

All Impreza Piston Sets - Forged - 4cyl Parts:

Only show in-stock parts

Brian Crower Piston Sets -4 Cyl

Brian Crower
Brian Crower Piston Sets -4 Cyl BC7609
SHIPS FROM MANUFACTURER
BC7609
Brian Crower EJ20 Custom CR & Bore CP Pistons for 79 mm Stoker Kit incl. Pins Rings & Locks **SPECIA
2002-2005 Subaru Impreza WRX
$1,206.01
Brian Crower Piston Sets -4 Cyl BC7629
SHIPS FROM MANUFACTURER
BC7629
Brian Crower EJ257 Custom CR & Bore CP Pistons for STI Stoker Kit incl. Pins Rings & Locks
2004-2014 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2014 Subaru Impreza WRX STI Limited
$1,206.01

CP Pistons Piston Sets -4 Cyl

CP Pistons
CP Pistons Piston Sets -4 Cyl SC7399-4
SHIPS FROM MANUFACTURER
SC7399-4
CP Piston & Ring Set for Subaru EJ20 WRX - Bore (92mm) - Size (Standard) - Compression Ratio (8.5)
2002-2005 Subaru Impreza WRX
$885.15
CP Pistons Piston Sets -4 Cyl SC7400-4
SHIPS FROM MANUFACTURER
SC7400-4
CP Piston & Ring Set for Subaru EJ20 WRX - Bore (92.5mm) - Size (+0.5mm) - Compression Ratio (8.5)
2002-2005 Subaru Impreza WRX
$885.15
CP Pistons Piston Sets -4 Cyl SC7401-4
SHIPS FROM MANUFACTURER
SC7401-4
CP Piston & Ring Set for Subaru EJ20 WRX - Bore (93mm) - Size (+1.0mm) - Compression Ratio (8.5)
2002-2005 Subaru Impreza WRX
$885.15
CP Pistons Piston Sets -4 Cyl SC7410-4
SHIPS FROM MANUFACTURER
SC7410-4
CP Piston & Ring Set for Subaru EJ25 2.5RS - Bore (100mm) - Size (+0.5mm) - Compression Ratio (8.5)
2006-2007 Subaru Impreza WRX Limited / WRX TR
2006-2009 Subaru Impreza WRX
2009-2010 Subaru Impreza 2.5 GT
$885.15
CP Pistons Piston Sets -4 Cyl SC7415-4
SHIPS FROM MANUFACTURER
SC7415-4
CP Piston & Ring Set for Subaru EJ25 WRX STi - Bore (99.5mm) - Size (STD) - CR (10) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$766.50
CP Pistons Piston Sets -4 Cyl SC7416-4
IN STOCK - LOW
SC7416-4
CP Piston & Ring Set for Subaru EJ25 WRX STi - Bore (99.75mm) - Size (+0.25mm) - CR (10) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$766.50 CLEARANCE
VIEW PRICE IN CART
Details
CP Pistons Piston Sets -4 Cyl SC7417-4
SHIPS FROM MANUFACTURER
SC7417-4
CP Piston & Ring Set for Subaru EJ25 WRX STi - Bore (100.0mm) - Size (+0.5mm) - CR (10) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7418-4
SHIPS FROM MANUFACTURER
SC7418-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (100.5mm) - Size (+0.25mm) - CR (10) - Set
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7420-4
IN STOCK
SC7420-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (99.5mm) - Size (Standard) - CR (8.2)
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
Details
CP Pistons Piston Sets -4 Cyl SC7421-4
IN STOCK
SC7421-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (100mm) - Size (0.5mm) - CR (8.2)
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
Details
CP Pistons Piston Sets -4 Cyl SC7422-4
IN STOCK
SC7422-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (99.75mm) - Size (0.25mm) - CR (8.2)
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
Details
CP Pistons Piston Sets -4 Cyl SC7423-4
IN STOCK
SC7423-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (100.5mm) - Size (+1.0mm) - CR (8.2) Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
Details
CP Pistons Piston Sets -4 Cyl SC7425-4
SHIPS FROM MANUFACTURER
SC7425-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (99.5mm) - Size (STD) - CR (9.0)
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7426-4
IN STOCK - LOW
SC7426-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (99.75mm) - Size (+0.25mm) - CR (9.0)
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
Details
CP Pistons Piston Sets -4 Cyl SC7427-4
IN STOCK - LOW
SC7427-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (100.0mm) - Size (+0.5mm) - CR (9.0)
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
Details
CP Pistons Piston Sets -4 Cyl SC7428-4
SHIPS FROM MANUFACTURER
SC7428-4
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (100.5mm) - Size (+0.5mm) - CR (9.0) Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7431-4
SHIPS FROM MANUFACTURER
SC7431-4
CP Piston & Ring Set for Subaru EJ255 WRX - Bore (100.0mm) - Size (+0.5mm) - CR (8.4)
2006-2007 Subaru Impreza WRX Limited / WRX TR
2006-2012 Subaru Impreza WRX
2009-2010 Subaru Impreza 2.5 GT
2009-2012 Subaru Impreza WRX Premium
2010-2012 Subaru Impreza WRX Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7433-4
SHIPS FROM MANUFACTURER
SC7433-4
CP Piston & Ring Set for Subaru EJ257 Stroker - Bore (99.5mm) - Size (STD) - CR (8.5) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7434-4
SHIPS FROM MANUFACTURER
SC7434-4
CP Piston & Ring Set for Subaru EJ257 WRX STI- Bore (99.75mm) - Size (+0.25) - CR (8.5) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7435-4
SHIPS FROM MANUFACTURER
SC7435-4
CP Piston & Ring Set for Subaru EJ257 WRX STI- Bore (100mm) - Size (+0.5) - CR (8.5) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7436-4
SHIPS FROM MANUFACTURER
SC7436-4
CP Piston & Ring Set for Subaru EJ257 WRX STI - Bore (100.5mm) - Size (+1.0mm) - CR (8.5) - Set
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15
CP Pistons Piston Sets -4 Cyl SC7437-4
SHIPS FROM MANUFACTURER
SC7437-4
CP Piston & Ring Set for Subaru EJ257 WRX STI - Bore (99.5mm) - Size (STD) - CR (9.0) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$214.75
CP Pistons Piston Sets -4 Cyl SC7438-4
SHIPS FROM MANUFACTURER
SC7438-4
CP Piston & Ring Set for Subaru EJ257 WRX STI- Bore (99.75mm)-Size (+0.25mm)- CR (9.0) - Set of 4
2004-2012 Subaru Impreza WRX STI
2007-2007 Subaru Impreza WRX STI Limited
2010-2010 Subaru Impreza WRX STI Special Edition
2011-2012 Subaru Impreza WRX STI Limited
$885.15