Manufacturer -

MANLEY

Manley 32mm Standard Extreme Duty Stainless Steel Exhaust Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI
$591.77

Manley 32mm Standard Extreme Duty Stainless Steel Exhaust Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI

MANLEY PERFORMANCE

The Manley Race Series Valves, and Extreme Duty Valves have been designed to make sure your head is moving air effectively so that your engine is u...

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$591.77
Manley 33mm (+1mm) Stainless Steel Extreme Duty Exhaust Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI
$591.77

Manley 33mm (+1mm) Stainless Steel Extreme Duty Exhaust Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI

MANLEY PERFORMANCE

Manley Performance has been manufacturing the finest stainless steel valves for over 40 years. Manley valves have been the standard of the industry...

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$591.77
Manley 36mm Standard Exhaust Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI
$224.55

Manley 36mm Standard Exhaust Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI

MANLEY PERFORMANCE

The Manley Race Series Valves, and Extreme Duty Valves have been designed to make sure your head is moving air effectively so that your engine is u...

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$224.55
Manley 36mm Standard Intake Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI
$224.55

Manley 36mm Standard Intake Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI

MANLEY PERFORMANCE

The Manley Race Series Valves, and Extreme Duty Valves have been designed to make sure your head is moving air effectively so that your engine is u...

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$224.55
Manley 37mm (+1mm) Intake Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI
$224.55

Manley 37mm (+1mm) Intake Valves (Set of 8) Subaru 2002-2005 WRX / 2004-2020 STI

MANLEY PERFORMANCE

The Manley Race Series Valves, and Extreme Duty Valves have been designed to make sure your head is moving air effectively so that your engine is u...

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$224.55
Manley 75mm Stroke Crankshaft EJ20/EJ25 / 19.5 lbs Turbo Tuff Crankshaft Subaru 2006-2014 WRX / 2004-2019 STI
$1,892.80

Manley 75mm Stroke Crankshaft EJ20/EJ25 / 19.5 lbs Turbo Tuff Crankshaft Subaru 2006-2014 WRX / 2004-2019 STI

MANLEY PERFORMANCE

Manley Turbo Tuff Billet 4340 crankshafts are the perfect crank to complete a stout bottom end build. Each crankshaft is put through a multi-step h...

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$1,892.80
Manley 79mm Stroke Crankshaft / 19.5 lbs Turbo Tuff Crankshaft Subaru 2006-2014 WRX / 2004-2019 STI
$1,892.80

Manley 79mm Stroke Crankshaft / 19.5 lbs Turbo Tuff Crankshaft Subaru 2006-2014 WRX / 2004-2019 STI

MANLEY PERFORMANCE

Manley Turbo Tuff Billet 4340 crankshafts are the perfect crank to complete a stout bottom end build. Each crankshaft is put through a multi-step h...

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$1,892.80
Manley 83mm Stroke Crankshaft / 21 lbs Turbo Tuff Crankshaft Subaru 2006-2014 WRX / 2004-2019 STI
$1,892.80

Manley 83mm Stroke Crankshaft / 21 lbs Turbo Tuff Crankshaft Subaru 2006-2014 WRX / 2004-2019 STI

MANLEY PERFORMANCE

Manley Turbo Tuff Billet 4340 crankshafts are the perfect crank to complete a stout bottom end build. Each crankshaft is put through a multi-step h...

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$1,892.80
Manley H Beam Connecting Rods Steel Subaru 2002-2005 WRX / 2004-2019 STI
$529.59

Manley H Beam Connecting Rods Steel Subaru 2002-2005 WRX / 2004-2019 STI

MANLEY PERFORMANCE

Manley has been in business since 1966 producing aftermarket and OEM engine internals, supplying such cars as the Ford GT. Manley's premier conn...

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$529.59
Manley Titanium Retainer Set (16) Subaru 2002-2014 WRX / 2004-2020 STI
$215.11

Manley Titanium Retainer Set (16) Subaru 2002-2014 WRX / 2004-2020 STI

MANLEY PERFORMANCE

When upgrading your valves it is a must to also upgrade the valve springs and retainers. Manley's valve springs are wound using the cleanest alloy ...

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$215.11
Manley Turbo Tuff Forged Connecting Rods Subaru 2002-2005 WRX / 2004-2019 STI
$967.52

Manley Turbo Tuff Forged Connecting Rods Subaru 2002-2005 WRX / 2004-2019 STI

MANLEY PERFORMANCE

Manley has been in business since 1966 producing aftermarket and OEM engine internals, supplying such cars as the Ford GT. Manley's premier connect...

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$967.52
Manley Turbo Tuff Forged Connecting Rods w/ ARP 625+ Bolts Subaru 2002-2005 WRX / 2004-2019 STI
$1,241.13

Manley Turbo Tuff Forged Connecting Rods w/ ARP 625+ Bolts Subaru 2002-2005 WRX / 2004-2019 STI

MANLEY PERFORMANCE

Manley Performance manufactures the finest steel connecting rods in the Sport Compact industry. Our Pro Series "I" Beam is forged from 4340 aircraf...

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$1,241.13
Manley Valve Spring Set (16) Subaru 2002-2014 WRX / 2004-2020 STI
$124.03

Manley Valve Spring Set (16) Subaru 2002-2014 WRX / 2004-2020 STI

MANLEY PERFORMANCE

When upgrading your valves it is a must to also upgrade the valve springs and retainers. Manley's valve springs are wound using the cleanest alloy ...

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$124.03
Manley Valve Springs And Steel Retainer Kit Subaru 2002-2014 WRX / 2004-2020 STI
$481.84

Manley Valve Springs And Steel Retainer Kit Subaru 2002-2014 WRX / 2004-2020 STI

MANLEY PERFORMANCE

The Manley Performance Valve Spring and Retainer Kit has been designed to accommodate high-lift cams, and to allow users to surpass OEM rev limitat...

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$481.84
Manley Valve Springs And Titanium Retainer Kit Subaru 2002-2014 WRX / 2004-2020 STI
$305.23

Manley Valve Springs And Titanium Retainer Kit Subaru 2002-2014 WRX / 2004-2020 STI

MANLEY PERFORMANCE

The Manley Performance Valve Spring and Retainer Kit has been designed to accommodate high-lift cams, and to allow users to surpass OEM rev limitat...

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$305.23

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