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xceldyne

25 products
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Vehicle Fitment Combos Show all Vehicle Fitment Combos
50% Off
Regular price $91.62
Sale price $91.62
Regular price $181.95
Unit price
per 
Material: TitaniumSTD Head Diameter, 5.5mm Stem. Usage of the absolute finest titanium alloys available. High flow design increases flow characteristics and horsepower. PVD coated for outstanding ...
13% Off
Regular price $60.60
Sale price $60.60
Regular price $69.95
Unit price
per 
An absolute must to replace factory seats that are prone to causing wear issues and permature valve failures. Heat dissipation (thermal conductivity) increased 5-7 times faster leading to extended ...
9% Off
Regular price $180.44
Sale price $180.44
Regular price $198.35
Unit price
per 
(+1mm) Head Diameter. 5.5mm Stem. Usage of the absolute finest titanium alloys available. High flow design increases flow characteristics and horsepower. PVD coated for outstanding wear resistance...
Regular price $40.29
Sale price $40.29
Regular price
Unit price
per 
Set of 2. CNC machined from 8620 steel for a perfect fit and correct spring height every time. An industry first purpose-built intake sized and exhaust sized design based on valve stem sizes that ...
Regular price $40.29
Sale price $40.29
Regular price
Unit price
per 
Set of 2. CNC machined from 8620 steel for a perfect fit and correct spring height every time. An industry first purpose-built intake sized and exhaust sized design based on valve stem sizes that ...
3% Off
Regular price $50.26
Sale price $50.26
Regular price $52.06
Unit price
per 
Set of 4. .110 Thick. Precision CNC machined from 8620 case hadened steel. High tolerances ensure seats are flat for longest possible life. Cheaper non-flat seats fracture and eventually disintegr...
Regular price $25.42
Sale price $25.42
Regular price
Unit price
per 
Precision CNC machined from 8620 case hadened steel. High tolerances ensure seats are flat for longest possible life. Cheaper non-flat seats fracture and eventually disintegrate at rpm which distri...

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