Aeromotive 1/16in NPT to 5/32in Hose Barb SS Vacuum/Boost Fitting 1990-nissan-d21-base-esi4904297 5" Cat-Back™ system features the

5" Cat-Back™ system features the mellow Touring sound with no drone inside the vehicle and exits through single 5" round bright chrome on T-304 stainless steel tips on each tail pipe

Designed for a straightforward

Locates Pod Light Near A-Pillar

Auxiliary ports available for nitrous applications

Aeromotive 1/16in NPT to 5/32in Hose Barb SS Vacuum/Boost Fitting 1990-nissan-d21-base-esi4904297 5" Cat-Back™ system features theMore area and smoother transitions from the inlet to the outlet, resulting in less restriction than any other fitting line. The Aeromotive line of custom fittings, adapters and hose ends are a step above the norm, offering uncompromised fuel flow and positive sealing. Constructed of 6061 T6 aircraft grade aluminum or stainless steel, each component is CNC machined for precision fit and unmatched flow. All billet aluminum fittings are anodized Type II