Pay in 4 interest-free payments of $61.88 Learn more
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
ultra lightweight One-piece billet rail is CNC machined to ensure a precision flat surface for superior sealing Airtight sealing allows the engine to pull greater vacuum for improved ring seal and power Mating if the billet rail to the valve cover is done with a smooth transition
robotic weld seams Single 3-1/2" Center Inlet Single 3-1/2" Center Outlet 4-3/4"H x 10-1/4"W x 14"L 16 Gauge Raw Aluminized Steel Case Reinforced Inlets and Outlets Stainless Steel Perforated Internal Plate Eliminates Internal Rust Aerodynamic Lens Directs Sound Pressure Waves into Acceleration Chamber and Out of Muffler Sound Absorption Chamber eliminates High Frequency Sound Waves for Deep Throaty Powerful Sound Resonance Chamberand Tuning Tube Cancels Unwanted Frequencies and Amplitudes (No annoying tin can sound or drone at cruising speed) Stepped acceleration Chamber Increases Exhaust Gas Velocity and Maximum Flow Three Internal Bulk Heads for Superior Case Durability and Stability
AR134-2002
Two rotary dials offer simple adjustments
PAC 1204X Premium Dual Spring x 16 Timing Belts ultra lightweight One-piece billet railCHEVROLET LS1. PAC 1204X RPM Series Dual Spring set of 16. Premium quality Japanese spring steel wound in USA by PAC. Made with advanced heat treatment processing and surface finishing techniques (nano peening) to extend fatigue life. High spring frequency to allow for better spring surge control at high rpm. 145lb at 1. 800? installed height. 385lb at 0. 650? valve lift. Coil bind (spring solid height) 1. 000?. RET135 16 is the matching Titanium
US$ 69.00
US$ 62.00
US$ 62.00
US$ 171.72
US$ 6450.00
US$ 56.00
US$ 48.00
US$ 30.00
US$ 36.00