Verify use before ordering. This item does not list street-use, OHV, emissions, homologation, or closed-course status in the available product details. It may be intended for closed-course competition, off-road/OHV, or non-highway use only. Please check applicable rules before purchase and installation.
PROX Valve and Spring Kit
PROX Valve and Spring Kit by PROX is a exhaust parts listing built for riders searching by exact product name, fitment, style, and part number.
Key Features
- Replaces the OEM valves and valve springs
- Steel, nitrided valves for increased durability and less wear under extreme conditions
- Stronger valve springs deal with the extra weight of the steel valves
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm
- Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and valve seals
Part Numbers
0926-1025, 28.SES2424-1, 0926-1455, 28.SES2402-1, 0926-1430, 28.SES6329-1, 0926-1032, 28.SES4406-1, 0926-1034, 28.SES4409-1, 0926-1457, 28.SES4335-1, 0926-1429, 28.SES6327-1, 0926-1036, 28.SES3405-1, 0926-1040, 28.SES3408-1, 0926-1456, 28.SES3338-1, 0926-1427, 28.SES2440-1, 0926-2724, 28.SES2414-1, 0926-1024, 28.SIS2424-2, 0926-1460, 28.SIS2402-2, 0926-1020, 28.SIS1403-2, 0926-1021, 28.SIS1405-2, 0926-1458, 28.SIS1336-2, 0926-2892, 28.SIS1340-2, 0926-1436, 28.SIS6329-2, 0926-1031, 28.SIS4406-2, 0926-1033, 28.SIS4409-2, 0926-1464, 28.SIS4338-2, 0926-1465, 28.SIS4341-2, 0926-1462, 28.SIS4335-2, 0926-1035, 28.SIS3405-2, 0926-1039, 28.SIS3408-2, 0926-1433, 28.SIS3406-2, 0926-1461, 28.SIS3338-2, 0926-2728, 28.SIS2414-2, 0926-2729, 28.SIS2444-2
Available Styles
Exhaust / Gas Gas | Yamaha; Exhaust / Husaberg | KTM; Exhaust / Kawasaki; Exhaust / Kawasaki | Suzuki; Exhaust / KTM; Exhaust / Suzuki; Exhaust / Yamaha; Intake / Gas Gas | Yamaha; Intake / Honda; Intake / Husaberg | KTM; Intake / Kawasaki; Intake / Kawasaki | Suzuki; Intake / Suzuki; Intake / Yamaha
Available options: 30