aFe® (11-18) BMW 1/2/3/4-Series 304SS 4" Catted Down Pipe
aFe® (11-18) BMW 1/2/3/4-Series 304SS 4" Catted Down Pipe
aFe® (11-18) BMW 1/2/3/4-Series 304SS 4" Catted Down Pipe

48-36303-HC

aFe® (11-18) BMW 1/2/3/4-Series 304SS 4" Catted Down Pipe

Regular price$1,199.95
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  • THIS PRODUCT IS NOT CARB CERTIFIED
  • MANUFACTURED ITEM! 6-8 WEEK BUILD TIME (NON-RETURNABLE)
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    Compatible: (2.0L)

    2014 - 2016 BMW 128i / xDrive

    2014 - 2016 BMW 228i / xDrive

    2012 - 2018 BMW 320i / xDrive

    2011 - 2016 BMW 328i / xDrive / GT xDrive

    2014 - 2016 BMW 420i / Gran Coupe

    2014 - 2016 BMW 428i / xDrive / Gran Coupe / Gran Coupe xDrive



    Race Disclaimer:

    This is a Race Only product that is to be used solely for competition, it cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. To complete the purchase of this item, aFe Power competition acknowledgement/liability release form must be filled out and submitted.

     

     


    Testing:
    In testing, the down-pipes produced a max gain of +13 horsepower and +29 ft. lbs. of torque verified by our in house dyno *(Dyno results are from P/N: 48-46303-HN)

    High Flow Catalytic Converter:
    This down-pipe utilize a 400 CPSI (cell per square inch) catalytic converters for maximum flow.

    Factory Mounting Locations:
    The down-pipe mount directly to factory mounting locations and includes hardware for a hassle-free installation.

    Tapered Design:
    A unique 4" tapered design is used to increase exhaust velocity and increase usable torque. This means more aggressive throttle response and increased passing power.

    Factory Style Connections:
    Machined, factory style flanges are used for a secure leak-free seal.

    TIG-Welded:
    100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks.

    Brushed 304 SS Construction:
    This down-pipe are constructed of 4" mandrel-bent, brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking.

    • Utilizes 400 CPSI (cell per square inch) catalytic converter for maximum flow
    • Constructed of 4" mandrel bent, brushed finish 304 stainless steel tubing
    • Machined factory style flanges are used for a secure leak-free seal
    • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability

     

      

    Install Guide:

     












    Warranty:

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