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Manley Chevrolet LS1intake Valve Kit - 2.000in Head Dia. 4.874in O/A Length, 0.3133in Stem
Regular price $564.99 USDRegular price$752.40 USD-$187.41 USD Sale price $564.99 USD -
-$51.94 USD
Manley Honda 2.2L F22B1 Exhaust Valve Kit - 29.00mm Head Dia. 114.25mm O/A Length, 0.2150in Stem
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
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Manley Small Block Chevy LS-1 / LS-2 (LS-6 Head) 2.000 Head Diameter Race Flo Intake Valves
Regular price $188.99 USDRegular price$251.58 USD-$62.59 USD Sale price $188.99 USD -
-$108.96 USD
Manley 93-98 Toyota Land Cruiser 4.5L (1FZ-FE) 33.5mm Race Master Exhaust Valves - Set of 12
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
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Manley Honda 1.6L D16Y5 intake Valve Kit - 30.00mm Head Dia. 118.60mm O/A Length, 0.2157in Stem
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$62.59 USD
Manley Small Block Chevy LS-1 / LS-2 (LS-6 Head) 2.100 Head Diameter Race Flo Intake Valves
Regular price $188.99 USDRegular price$251.58 USD-$62.59 USD Sale price $188.99 USD -
-$51.94 USD
Manley Honda 2.2L F22B1 intake Valve Kit - 34.00mm Head Dia. 116.00mm O/A Length, 0.2157in Stem
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
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Manley Chevrolet LS1intake Valve Kit - 2.020in Head Dia. 4.874in O/A Length, 0.3133in Stem
Regular price $564.99 USDRegular price$752.40 USD-$187.41 USD Sale price $564.99 USD -
-$108.96 USD
Manley Toyota 4.5L 1FZ-FE Exhaust Valve Kit - 34.00mm Head Dia. 99.00mm O/A Length, 0.2740in Stem
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$108.96 USD
Manley Toyota 1FZFE 34mm Race Master Exhaust Valves (Set of 12)
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$108.96 USD
Manley 93-98 Toyota Land Cruiser 4.5L (1FZ-FE) 39.5mm Race Flo Intake Valves - Set of 12
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$6.00 USD
Manley Subaru WRX EJ205/STi EJ257 33mm Race Master Exhaust Valve (Single)
Regular price $26.99 USDRegular price$32.99 USD-$6.00 USD Sale price $26.99 USD -
-$62.59 USD
Manley Small Block Chevy LS-1 / LS-2 (LS-6 Head) 2.020 Head Diameter Race Master Intake Valves
Regular price $188.99 USDRegular price$251.58 USD-$62.59 USD Sale price $188.99 USD -
-$108.96 USD
Manley Toyota 4.5L 1FZ-FE Exhaust Valve Kit - 33.20mm Head Dia. 99.00mm O/A Length, 0.2740in Stem
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$62.59 USD
Manley Small Block Chevy LS-1 / LS-2 (LS-6 Head) 1.550 Head Diameter Race Flo Exhaust Valves
Regular price $188.99 USDRegular price$251.58 USD-$62.59 USD Sale price $188.99 USD -
-$51.94 USD
Manley 93-00 Honda Prelude 2.2L DOHC V-TEC 16 Valve 30.5mm Race Flo Exhaust Va
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$108.96 USD
Manley Toyota Land Cruiser 4.5L (1FZ-FE) DOHC 24 Valve 39.5mm Race Flo Intake Valves (Set of 24)
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$51.94 USD
Manley Toyota Scion tC 2.4L (2AZFE) DOHC 16 Exhaust 30.5mm Stainless Race Master Valves
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$51.94 USD
Manley Subaru WRX EJ205/STi EJ257 33mm Race Master Exhaust Valves (Set of 8)
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$187.41 USD
Manley Chevrolet LS1intake Valve Kit - 2.100in Head Dia. 4.874in O/A Length, 0.3133in Stem
Regular price $564.99 USDRegular price$752.40 USD-$187.41 USD Sale price $564.99 USD -
-$51.94 USD
Manley 93-00 Honda Prelude 2.2L DOHC V-TEC 16 Valve 35.5mm Race Flo Intake Va
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$108.96 USD
Manley Toyota 4.5L 1FZ-FE intake Valve Kit - 40.00mm Head Dia. 100.00mm O/A Length, 0.2740in Stem
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$108.96 USD
Manley Toyota 4.5L 1FZ-FE intake Valve Kit - 40.00mm Head Dia. 100.00mm O/A Length, 0.2740in Stem
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$108.96 USD
Manley Toyota Land Cruiser 4.5L (1FZ-FE) DOHC 24 Valve 33.5mm Race Master Exhaust Valves (Set of 24)
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$108.96 USD
Manley Toyota Land Cruiser 4.5L (1FZ-FE) 38MM Race Flo Intake Valves
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$6.00 USD
Manley 00-03 Subaru WRX (EJ20) / 04 STi Intake 37mm Stainless Race Flo Valve (1 valve)
Regular price $26.99 USDRegular price$32.99 USD-$6.00 USD Sale price $26.99 USD -
-$51.94 USD
Manley Toyota Scion tC 2.4L (2AZFE) DOHC 16 Intake 35mm Stainless Race Master Valves
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$108.96 USD
Manley Toyota 4.5L 1FZ-FE intake Valve Kit - 39.20mm Head Dia. 100.00mm O/A Length, 0.2740in Stem
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$108.96 USD
Manley Toyota 4.5L 1FZ-FE Exhaust 32mm Stainless Race Master Valves
Regular price $435.99 USDRegular price$544.95 USD-$108.96 USD Sale price $435.99 USD -
-$74.10 USD
Manley 91-98 Nissan Sentra SE-R 2.0L (SR20DET) DOHC 16 Exhaust 30.15mm Stainless Race Master Valves
Regular price $299.99 USDRegular price$374.09 USD-$74.10 USD Sale price $299.99 USD -
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Manley Toyota Scion tC 2.4L (2AZFE) DOHC 16 Exhaust 29.5mm Stainless Race Master Valves
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$6.00 USD
Manley 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 32mm Stainless Race Master Valve (Single)
Regular price $26.99 USDRegular price$32.99 USD-$6.00 USD Sale price $26.99 USD -
-$51.94 USD
Manley 00-03 Subaru WRX (EJ20) / 04 STi Intake 37mm Stainless Race Flo Valves
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$51.94 USD
Manley Toyota Scion tC 2.4L (2AZFE) DOHC 16 Intake 34mm Stainless Race Master Valves
Regular price $211.99 USDRegular price$263.93 USD-$51.94 USD Sale price $211.99 USD -
-$74.10 USD
Manley 91-98 Nissan Sentra SE-R 2.0L (SR20DET) DOHC 16 Exhaust 31.15mm Stainless Race Master Valves
Regular price $299.99 USDRegular price$374.09 USD-$74.10 USD Sale price $299.99 USD
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Unleash aggressive engine power with the Manley Performance collection at HD Werks, featuring genuine, high-performance components engineered for racing and aftermarket tuning. These original parts deliver custom upgrades that optimize engine performance and boost power output. Designed with Japanese precision, Manley Performance products offer authentic quality and reliable dynamic enhancements for superior driving. Experience improved throttle response with parts built for aggressive tuning. Shop our Manley Performance range for original components that transform your engine into a true performance beast.