IRP Stainless Steel Oil Filler Neck

IRP Stainless Steel Oil Filler Neck

Due to OVERWHELMING interest IRP has decided to start manufacturing another run of their Original Stainless Steel Oil Filler Neck with a few improvements!

REVISED OVER THE ORIGINAL DUAL -6 DESIGN.
REVISED PORTS FOR EASIER ROUTING TO A CATCH CAN & ADDITION OF 1/8 NPT PORT WHICH OPTIONALLY CAN BE USED FOR PCV, OIL INJECTOR VENTING OR STOCK TURBO INLET.

USES OEM MAZDA O-RING FOR A BETTER SEAL (INCLUDED WITH PURCHASE)

Accept No Substitutes. 

  • All 304 Stainless Steel construction – Now 304 cres ASTM A240 – DFARS Compliant, All Domestic Material
  • Butt welded fittings and neck, TIG welded
  •  –10 port to run to catch can
  • Integrated Baffle to reduce oil flowing up filler neck during hard cornering.
  • Made in the U.S.A. by rotary enthusiasts
  • Works with stock and aftermarket oil caps
  • Provides additional clearance when running aftermarket intake manifolds such as GZ/Xcessive
  • No modifications needed, bolt on and go
  • Includes sealing o-ring and Stainless Steel mounting hardware

Please note: There have been some improvements over IRP's original run of this product.
Changes are as follows:

    • 304 cres ASTM A240 – All DFARS Material
    • Single –10 port
    • Improved flange and baffle design
    • Addition of 1/8 NPT Side Port to run PCV or to Vent Oil Injectors
$239