Valves

Discover our premium selection of engine valves designed to optimize airflow, improve combustion, and handle extreme heat and pressure.
We offer both intake and exhaust valves made from high-performance materials — ideal for naturally aspirated, turbocharged, or supercharged engines.

Available for LS, HEMI, Coyote, and more — trusted by engine builders and racers around the world.

🔧 Precision-machined for durability and flow
⚙️ Compatible with OEM and aftermarket cylinder heads
🏁 Perfect for performance builds and high-RPM applications

Find the right parts for your vehicle easily by selecting the make, model, and year.

1095 products

Valves

Sale 4%
Vendor: Manley Performance

Manley 91-98 Nissan Sentra SE-R 2.0L (SR20DET) DOHC 16 Exhaust 31.15mm Stainless Race Master Valves

Regular price 1,354.99 SAR Sale price 1,354.99 SAR Regular price 1,411.18 SAR
Sale 4%
Vendor: Manley Performance

Manley 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 33mm Stainless Extreme Duty Valves

Regular price 2,482.99 SAR Sale price 2,482.99 SAR Regular price 2,585.65 SAR
Sale 4%
Vendor: Manley Performance

Manley 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 33mm Stainless Extreme Duty Valve (1 valve)

Regular price 310.99 SAR Sale price 310.99 SAR Regular price 323.21 SAR
Sale 4%
Vendor: Manley Performance

Manley 00-03 Subaru WRX (EJ20) / 04 STi Intake 36mm Stainless Race Flo Valve (1 valve)

Regular price 119.99 SAR Sale price 119.99 SAR Regular price 124.45 SAR
Sale 4%
Vendor: Manley Performance

Manley 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 32mm Stainless Extreme Duty Valve

Regular price 310.99 SAR Sale price 310.99 SAR Regular price 323.21 SAR
Sale 4%
Vendor: Manley Performance

Manley 90-00 Mitsubishi Eclipse GS GST 2.0L (4G63-4G63T) DOHC 16 Exhaust 31.5mm Stainless Race Flo

Regular price 955.99 SAR Sale price 955.99 SAR Regular price 995.62 SAR
Sale 4%
Vendor: Manley Performance

Manley 90-00 Mitsubishi Eclipse GS GST 2.0L (4G63-4G63T) DOHC 16 Exhaust 31.5mm Stainless Race Flo

Regular price 119.99 SAR Sale price 119.99 SAR Regular price 124.45 SAR
Sale 4%
Vendor: Manley Performance

Manley 90-00 Mitsubishi Eclipse GS GST 2.0L (4G63-4G63T) DOHC 16 Intake 34mm Stainless Race Flo Val

Regular price 955.99 SAR Sale price 955.99 SAR Regular price 995.62 SAR
Sale 4%
Vendor: Manley Performance

Manley 90-00 Mitsubishi Eclipse GS/T 2.0L (4G63/T) DOHC 16 Intake 34mm Stainless Race Flo Valve

Regular price 119.99 SAR Sale price 119.99 SAR Regular price 124.45 SAR
Sale 4%
Vendor: Manley Performance

Manley 90-00 Mitsubishi Eclipse GS GST 2.0L (4G63-4G63T) DOHC 16 Exhaust 30.5mm Stainless Race Flo

Regular price 955.99 SAR Sale price 955.99 SAR Regular price 995.62 SAR
Sale 4%
Vendor: Manley Performance

Manley Acura 2.0L K20A2 Exhaust Valve Kit - 30.50mm Head Dia. 109.04mm O/A Length, 0.2150in Stem

Regular price 955.99 SAR Sale price 955.99 SAR Regular price 995.62 SAR
Sale 4%
Vendor: Manley Performance

Manley 01+ Acura RSX Type S 2.0L DOHC i-VTEC 16 Valve (K20A2) 30.0mm Race Master Exhaust Valves

Regular price 955.99 SAR Sale price 955.99 SAR Regular price 995.62 SAR