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Unleash the power of your Subaru EJ257 (STI, single AVCS) or EJ255 (WRX) engine with our comprehensive range of performance parts. Shop for stroker kits, forged pistons, high-strength connecting rods, performance camshafts, and complete valvetrain upgrades designed for maximum Boxer engine output.

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<b>AR8660</b> - Subaru EJ Series ARP Head Studs

EJ205

AR8660 – Subaru EJ Series ARP Head Studs

Original price was: $312.12.Current price is: $271.41.
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<b>AR8661</b> - Subaru EJ Series ARP Head Studs - Custom Age 625+

EJ205

AR8661 – Subaru EJ Series ARP Head Studs – Custom Age 625+

Original price was: $795.46.Current price is: $691.70.
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<b>AR8760</b> - Subaru EJ Series ARP Main Studs

EJ205

AR8760 – Subaru EJ Series ARP Main Studs

Original price was: $617.06.Current price is: $536.57.
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<b>AR8900</b> - Connecting Rod Fastener/Rod Bolt - ARP2000 (3/8" x 1.600") - 1 only bolt

1FZFE

AR8900 – Connecting Rod Fastener/Rod Bolt – ARP2000 (3/8″ x 1.600″) – 1 only bolt

Original price was: $11.50.Current price is: $10.00.
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<b>AR8901</b> - Connecting Rod Fastener/Rod Bolt - ARP2000 (7/16" x 1.600") - 1 only bolt

1FZFE

AR8901 – Connecting Rod Fastener/Rod Bolt – ARP2000 (7/16″ x 1.600″) – 1 only bolt

Original price was: $17.25.Current price is: $15.00.
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<b>AR8910</b> - Connecting Rod Fastener/Rod Bolt - ARP Custom Age 625+ (3/8" x 1.600") - 1 only bolt

1FZFE

AR8910 – Connecting Rod Fastener/Rod Bolt – ARP Custom Age 625+ (3/8″ x 1.600″) – 1 only bolt

Original price was: $51.75.Current price is: $45.00.
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<b>AR8918</b> - Connecting Rod Fastener/Rod Bolt - ARP Custom Age 625+ (7/16" x 1.600") - 1 only bolt

1FZFE

AR8918 – Connecting Rod Fastener/Rod Bolt – ARP Custom Age 625+ (7/16″ x 1.600″) – 1 only bolt

Original price was: $63.25.Current price is: $55.00.
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<b>BC0600</b> - Subaru EJ Series, Toyota 3GSTE Single Spring/Titanium Retainer Kit

EJ205

BC0600 – Subaru EJ Series, Toyota 3GSTE Single Spring/Titanium Retainer Kit

Original price was: $344.15.Current price is: $299.26.
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<b>BC0600S</b> - Subaru EJ Series, Toyota 3GSTE Single Spring/Steel Retainer Kit

EJ205

BC0600S – Subaru EJ Series, Toyota 3GSTE Single Spring/Steel Retainer Kit

Original price was: $223.13.Current price is: $194.03.
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<b>BC0606</b> - Subaru EJ Series Stroker Kit - 79mm Stroke/I-Beam Extreme Rods

EJ205

BC0606 – Subaru EJ Series Stroker Kit – 79mm Stroke/I-Beam Extreme Rods

Original price was: $4,771.26.Current price is: $4,148.92.
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<b>BC0607</b> - Subaru EJ Series Stroker Kit - 79mm Stroke/I-Beam Rods

EJ205

BC0607 – Subaru EJ Series Stroker Kit – 79mm Stroke/I-Beam Rods

Original price was: $4,594.97.Current price is: $3,995.63.
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<b>BC0608</b> - Subaru EJ Series Stroker Kit - 79mm Stroke/ProH625+ Rods

EJ205

BC0608 – Subaru EJ Series Stroker Kit – 79mm Stroke/ProH625+ Rods

Original price was: $4,497.65.Current price is: $3,911.00.
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<b>BC0609</b> - Subaru EJ Series Stroker Kit - 79mm Stroke/ProH2K Rods

EJ205

BC0609 – Subaru EJ Series Stroker Kit – 79mm Stroke/ProH2K Rods

Original price was: $4,248.23.Current price is: $3,694.11.
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<b>BC0610</b> - Subaru EJ Series Dual Spring/Titanium Retainer, Seat Kit

EJ205

BC0610 – Subaru EJ Series Dual Spring/Titanium Retainer, Seat Kit

Original price was: $622.46.Current price is: $541.27.
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<b>BC0620</b> - Subaru EJ257/EJ255 Stage 2+ Camshafts

Automotive Parts

BC0620 – Subaru EJ257/EJ255 Stage 2+ Camshafts

Original price was: $1,109.59.Current price is: $964.86.
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<b>BC0621</b> - Subaru EJ257/EJ255 Stage 2 Camshafts - Street/Strip Spec

CAMSHAFTS

BC0621 – Subaru EJ257/EJ255 Stage 2 Camshafts – Street/Strip Spec

Original price was: $1,109.59.Current price is: $964.86.
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<b>BC0622</b> - Subaru EJ257/EJ255 Stage 3 Camshafts - Race Spec

CAMSHAFTS

BC0622 – Subaru EJ257/EJ255 Stage 3 Camshafts – Race Spec

Original price was: $1,109.59.Current price is: $964.86.
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<b>BC0626-CLR</b> - Subaru EJ 257 Stroker Kit - 83mm Stroke/I-Beam Extreme Rods w/101mm Bore x 9.5:1

Automotive Parts

BC0626-CLR – Subaru EJ 257 Stroker Kit – 83mm Stroke/I-Beam Extreme Rods w/101mm Bore x 9.5:1

Original price was: $3,705.83.Current price is: $3,222.46.
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<b>BC0626</b> - Subaru EJ Series Stroker Kit - 83mm Stroke/I-Beam Extreme Rods

EJ257 - Stroker Kits

BC0626 – Subaru EJ Series Stroker Kit – 83mm Stroke/I-Beam Extreme Rods

Original price was: $4,771.26.Current price is: $4,148.92.
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<b>BC0627</b> - Subaru EJ Series Stroker Kit - 83mm Stroke/I-Beam Rods

EJ257 - Stroker Kits

BC0627 – Subaru EJ Series Stroker Kit – 83mm Stroke/I-Beam Rods

Original price was: $4,594.97.Current price is: $3,995.63.
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<b>BC0628</b> - Subaru EJ Series Stroker Kit - 83mm Stroke/ProH625+ Rods

EJ257 - Stroker Kits

BC0628 – Subaru EJ Series Stroker Kit – 83mm Stroke/ProH625+ Rods

Original price was: $4,497.65.Current price is: $3,911.00.
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<b>BC0629</b> - Subaru EJ Series Stroker Kit - 83mm Stroke/ProH2K Rods

EJ257 - Stroker Kits

BC0629 – Subaru EJ Series Stroker Kit – 83mm Stroke/ProH2K Rods

Original price was: $4,248.23.Current price is: $3,694.11.
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<b>BC2960</b> - Subaru EJ Series Billet Keepers/Locks (fits BC2300-16 - 6mm)

EJ205

BC2960 – Subaru EJ Series Billet Keepers/Locks (fits BC2300-16 – 6mm)

Original price was: $124.52.Current price is: $108.28.
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<b>BC3600</b> - Subaru EJ Series Intake Valves (36mm / STD) - set/8

EJ205

BC3600 – Subaru EJ Series Intake Valves (36mm / STD) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3601-INC</b> - Subaru EJ Series Inconel Exhaust Valves (32mm / STD) - set/8

EJ205

BC3601-INC – Subaru EJ Series Inconel Exhaust Valves (32mm / STD) – set/8

Original price was: $301.67.Current price is: $262.32.
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<b>BC3601</b> - Subaru EJ Series Exhaust Valves (32mm / STD) - set/8

EJ205

BC3601 – Subaru EJ Series Exhaust Valves (32mm / STD) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3604</b> - Subaru EJ Series Intake Valves (37mm / +1mm) - set/8

EJ205

BC3604 – Subaru EJ Series Intake Valves (37mm / +1mm) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3605</b> - Subaru EJ Series Exhaust Valves (33mm / +1mm) - set/8

EJ205

BC3605 – Subaru EJ Series Exhaust Valves (33mm / +1mm) – set/8

Original price was: $219.10.Current price is: $190.52.
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<b>BC3960</b> - Subaru EJ Series (EJ205, EJ207, EJ257, EJ257B) - Intake Valve Guides

EJ205

BC3960 – Subaru EJ Series (EJ205, EJ207, EJ257, EJ257B) – Intake Valve Guides

Original price was: $92.93.Current price is: $80.81.
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<b>BC3961</b> - Subaru EJ Series (EJ205, EJ207, EJ257, EJ257B) - Exhaust Valve Guides

EJ205

BC3961 – Subaru EJ Series (EJ205, EJ207, EJ257, EJ257B) – Exhaust Valve Guides

Original price was: $92.93.Current price is: $80.81.
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<b>BC4600</b> - ACL Subaru EJ20 w/Thrust in #5 position Bearing Set - OEM Sizing

EJ205

BC4600 – ACL Subaru EJ20 w/Thrust in #5 position Bearing Set – OEM Sizing

Original price was: $272.60.Current price is: $237.04.
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<b>BC4620</b> - ACL Subaru EJ25 w/Thrust in #3 position Bearing Set - OEM Sizing

EJ205

BC4620 – ACL Subaru EJ25 w/Thrust in #3 position Bearing Set – OEM Sizing

Original price was: $272.60.Current price is: $237.04.
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<b>BC5609</b> - Subaru EJ205 (WRX) Crankshaft - 4340 Billet - 79mm Stroke

CRANKSHAFTS

BC5609 – Subaru EJ205 (WRX) Crankshaft – 4340 Billet – 79mm Stroke

Original price was: $2,779.72.Current price is: $2,417.15.
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<b>BC5629</b> - Subaru EJ275 (STi) Crankshaft - 4340 Billet - 83mm Stroke

CRANKSHAFTS

BC5629 – Subaru EJ275 (STi) Crankshaft – 4340 Billet – 83mm Stroke

Original price was: $2,779.72.Current price is: $2,417.15.
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<b>BC6606</b> - Subaru EJ Series I-Beam Extreme Connecting Rods w/ARP625+ Fasteners

EJ205

BC6606 – Subaru EJ Series I-Beam Extreme Connecting Rods w/ARP625+ Fasteners

Original price was: $1,357.49.Current price is: $1,180.43.
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<b>BC6607</b> - Subaru EJ Series I-Beam Connecting Rods w/ARP2000 Fasteners

EJ205

BC6607 – Subaru EJ Series I-Beam Connecting Rods w/ARP2000 Fasteners

Original price was: $1,090.11.Current price is: $947.92.
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<b>BC6608</b> - Subaru EJ Series - ProH625+ Connecting Rods w/ARP Custom Age 625+

EJ205

BC6608 – Subaru EJ Series – ProH625+ Connecting Rods w/ARP Custom Age 625+

Original price was: $1,022.79.Current price is: $889.38.
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<b>BC6609</b> - Subaru EJ Series - ProH2K Connecting Rods w/ ARP2000 Fasteners

EJ205

BC6609 – Subaru EJ Series – ProH2K Connecting Rods w/ ARP2000 Fasteners

Original price was: $685.57.Current price is: $596.15.
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<b>BC8062</b> - Subaru EJ25 Darton Dry Block Sleeves (99.5 to 102mm max bore)

EJ257 - Misc.

BC8062 – Subaru EJ25 Darton Dry Block Sleeves (99.5 to 102mm max bore)

Original price was: $678.95.Current price is: $590.39.
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<b>BC8262</b> - Subaru EJ257 BC Head Gaskets - 101mm Bore

EJ257 - Misc.

BC8262 – Subaru EJ257 BC Head Gaskets – 101mm Bore

Original price was: $282.74.Current price is: $245.86.
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