CNC-Motorsports offers the best selection of pistons by brands like; CP, Diamond, JE, SRP, KB, Mahle, Manley and Wiseco. Our selection of pistons will cover nearly every engine build from 300 horsepower street engines to our forged pistons that will support 2000 plus horsepower race engine applications. Shop 12000 plus pistons for domestic V8 and Import engines. Custom piston orders available, please call or email our experienced staff today.
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CP-SC7423 PART NUMBER
SC7423 CP Pistons, Forged, Subaru - 3.957 (100.50mm) Bore, 8.2:1$885.15
Subaru - EJ257 WRX STI, 3.957 (100.50mm) Bore, 79mm Stroke, 130.5mm rod, 1.208 Compression Height, +1mm Dome, Set of 4. **Call for best price.** Learn More -
CP-SC7428 PART NUMBER
SC7428 CP Pistons, Forged, Subaru - 3.957 (100.50mm) Bore, 9.0:1$885.15
Subaru - EJ257 WRX STI, 3.957 (100.50mm) Bore, 79mm Stroke, 130.5mm rod, 1.208 Compression Height, +1mm Dome, Set of 4. **Call for best price.** Learn More -
CP-SC7418 PART NUMBER
SC7418 CP Pistons, Forged, Subaru - 3.957 (100.50mm) Bore, 10.0:1$885.15
Subaru - EJ257 WRX STI, 3.957 (100.50mm) Bore, 79mm Stroke, 130.5mm rod, 1.208 Compression Height, +1mm Dome, Set of 4. **Call for best price.** Learn More -
CP-SC7436 PART NUMBER
SC7436 CP Pistons, Forged, Subaru - 3.957 (100.50mm) Bore, 8.5:1$885.15
Subaru - EJ257 WRX STI (Stroker), 3.957 (100.50mm) Bore, 83mm Stroke, 130.5mm rod, 1.123 Compression Height, +1mm Dome, Set of 4. **Call for best price.** Learn More -
DRP-36010-4 PART NUMBER
36010-4 Diamond Pistons Subaru EJ255 Forged Dish 100.5mm Bore$764.00
Fits 2006-2008 Subaru EJ255 WRX, Bore 100.50mm, Stroke 79mm, Rod Length 5.137, Dish -24cc, Set of 4 Pistons and Rings Learn More -
DRP-36014-4 PART NUMBER
36014-4 Diamond Pistons Subaru EJ257 Forged Dish 100.5mm Bore$764.00
Fits 2004-Up Subaru EJ257 WRX/STI, Bore 100.50mm, Stroke 79mm, Rod Length 5.137, Dish -22cc, Set of 4 Pistons and Rings Learn More -
DRP-36018-4 PART NUMBER
36018-4 Diamond Pistons Subaru EJ257 Forged Dish 79mm Bore$764.00
Fits 2004-Up Subaru EJ257 WRX/STI, Bore 100.50mm, Stroke 79mm, Rod Length 5.137, Dish -12cc, Set of 4 Pistons and Rings Learn More -
DRP-36022-4 PART NUMBER
36022-4 Diamond Pistons Subaru EJ257 Forged Flat Top 100.5mm Bore$764.00
Fits 2004-Up Subaru EJ257 WRX/STI, Bore 100.50mm, Stroke 79mm, Rod Length 5.137, Flat Top -4.5cc, Set of 4 Pistons and Rings Learn More -
DRP-36026-4 PART NUMBER
36026-4 Diamond Pistons Subaru EJ257 Forged Dish 100.5mm Bore$764.00
Fits 2004-Up Subaru EJ257 WRX/STI, Bore 100.50mm, Stroke 83mm, Rod Length 5.137, Dish -26cc, Set of 4 Pistons and Rings Learn More -
DRP-36030-4 PART NUMBER
36030-4 Diamond Pistons Subaru EJ257 Forged Dish 100.5mm Bore$764.00
Fits 2004-Up Subaru EJ257 WRX/STI, Bore 100.50mm, Stroke 83mm, Rod Length 5.137, Dish -16cc, Set of 4 Pistons and Rings Learn More