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PLM 4-2-1 K-Swap 18g Race Header

  1. Best Overal Power
  2. 18g 304 Stainless Steel Construction
  3. True 2.5" collector and 3/8" flange

  • Private Label MFG K-series 4-2-1 Tri-Y header delivers low to mid end power by increasing back pressure improving low-end torque and acceleration for street driven vehicles. PLM headers are made from mandrel bent stainless steel using data acquired from a non-contact digitizing scanner for uniform production. Equal length primary piping and cylinder matching ensures the best performance for your daily driver. 18g 304 Stainless steel & tig welded construction for durability.
  • For K-Swap Vehicles, Does not work with DA or EF Civic