Weapon*R 4-2-1 Race Header Long Tube Design Maximum High RPM Exhaust FlowStepped Tubing Design for Higher Torque GainsIdeal for all forms of Competition RacingBest for Vehicles with High Lift Cams and High RPM Rev Band2.5" Collector for High Exhaust FlowEliminates Catalytic Converter ( NOT 50 State Legal )Designed with Extensive Research and Devlopement on Weapon*R's Dynapack Dyno.OFFROAD USE ONLY NOT LEGAL FOR USE ON PUBLIC HIGHWAYSMSRP: $750 PART#: 953-111-115DYNO TESTED ON A STOCK TYPE-R with only WR Secret Weapon Intake and Exhaust.VIDEO CLIP OF DYNO SESSIONDYNO SHEETDRAGON INTAKE SYSTEM2000-05 Celica GTS Race Header2004+ Acura TSX Race Header : 4-2-12004+ Accord 4cyl Race Header : 4-2-1K-Series Swap Race Header : 4-2-1Saturn Ion Redline Race Header : 4-2-1350Z G35 Race HeadersRSX Type-S Race Header : 4-2-1Cel Light EliminatorLancer EVO 2003-06 3 Inch DownpipeNeon SRT 3 Inch Downpipe Kit 91-99 NISSAN SENTRA 1.6L Street HeaderStainless Steel Street HeadersUniversal Racing MufflersStainless Steel U-BendsFound 15 items, showing 11 to 15. Previous 10 Matches FabricationCustom IntakesCars Needed for R&DHave your custom intake made today.AIR FILTER / COUPLERS / HOSES ALL SOLD SEPERATELY.Made of 6061 AluminumMendrel BentHand Tig WeldedMade to your spec'sCharges:Per Bend: $40Per 12" Straight Section: $40Per Nipple:4mm Nipple Welded: Add $20Per Aluminum Air Flow Sensor:Subaru Air Flow Sensor Welded: Add $40 ( SENSOR 2 )Nissan Air Ford Air Toyota Square Air Toyota Triangle Air Polishing:Per 24": Add $50Convert custom intake to Secret Weapon Configuration:Add: $90Please include 6 good pictures ( Multiangle ) with an measuring tape next to the OEM intake pipe.Drawing of your desired configuration.Size and location of nipple(s).Type and Location of Sensor. ( If applicable ) Contact for Custom Intakes: Or Call us Direct: 1-650-877-8280SECRET WEAPON INTAKE SYSTEM DEMO. USTCC Long Beach Race FILTER COMPARISON: FOAM Vs. COTTON GAUZE Turbo 1996 EK Hatch Back 2004 Honda Element 1996 Civic Coupe ( JDM ) 1996 Civic Showcar Yellow Evo8 Project Scion TCWeapon*R Skyline R33WR Sponsored Asia Supercar Evo8WR Sponsored Asia Supercar Evo6WR Project Galant VR4WR Project R33WR Project EURO-R