MACH Force-Xp 304 Stainless Steel Axle-Back Exhaust System 14-16 BMW 228i (F22/23) N20

by rush


Swap out the rear section of your factory exhaust with a free-flowing axle back for a more aggressive look and sound.

    • Dyno-Proven Gains up to +2 HP and +4 Lbs. x Ft. TQ
    • Constructed from 3" to 2-1/2" Mandrel-Bent 304 Stainless Steel Tubing
    • Incorporates a Single High-Flow High-Temperature Metallic Black Stainless Steel Muffler
    • Dual 3" Diameter Black 304 Stainless-Steel Exhaust Tips
    • Utilizes Factory Style Bayonet Hangers for a Secure Fit
    • Includes Mounting Brackets to Retain Factory Valve Motor
    • 100% MIG Welded for Strength and Durability
    • All Necessary Hardware Included
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    Performance Gains:
    This system produced gains of up to +2 HP and +4 lbs. x ft. TQ, as measured on our in-house dyno.

    3" to 2-1/2" 304 Stainless Steel Construction:
    This axle-back exhaust system is constructed of 3" to 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability.

    High-Flow Stainless Steel High-Temperature Metallic Black Muffler:
    This system features a high-flow stainless steel high-temperature metallic black muffler, producing a smooth sound. The muffler has a high-temperature metallic black finish for ultimate corrosion resistance.

    Dual 3" Diameter Black Exhaust Tips:
    Finishing off this exhaust system are dual 3" diameter 304 stainless steel exhaust tips. The tips feature a laser etched aFe POWER logo for a unique style.

    This system requires cutting the factory exhaust system. It utilizes factory style hangers for a hassle-free installation.

    Computer-Aided Design:
    Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment.

    MIG Welded:
    100% MIG welded for race-proven strength and durability.

    Emissions Disclaimer:
    This product does not require a CARB EO#.

    aFe POWER exhaust systems are engineered and manufactured in our Corona, California manufacturing facility.



    Items listed with an ETA posted are subject to our PREORDER POLICY. Pre order sales will be subject to a 15% cancellation fee in the event the customer no longer wants to wait for the item.

    Items listed on sale and on pre order are not subject to cancellation. ALL SALES FINAL. 


    Rush Customs will only handle returns for the direct purchaser. If the purchase was made from a retailer other than, please contact the place of purchase for further assistance.

    You must open and inspect items within 48hrs to confirm no damage and or correct product in order to qualify for a refund or exchange. 

    Returns on ‘new’ merchandise for exchange or refund will be allowed within 30 days from the date of shipment. ‘New’ merchandise cannot be used or show signs of damage from installation or mounting. If you install or modify parts ordered in any way, you automatically waive your right to returns, refunds or exchanges. Exchange shipping costs is the responsibility of the customer.

    All returns must be accompanied with a ‘return merchandise authorization’ (RMA). To receive an RMA, you must contact Rush Customs at When requesting an RMA, please provide the following details: Name, Order Number, Date of Purchase, and Phone Number. Returns will not be processed without an RMA. Returns must also be received within 14 days from the issuance of the RMA. A RMA does not guarantee a refund or replacement.

    All returns will be inspected upon return to Rush Customs for return eligibility. Returns must be shipped prepaid by the customers. Please maintain all shipping and tracking information until your return is processed since Rush Customs is not responsible for items lost in shipment. Shipping charges are not refundable. Please include a copy of your original invoice and contact information with all returns.

    Eligible returns will be exchanged or refunded less a 20% restocking fee. Refunds will be issued by check or to the credit card used for the original purchase.

    Purchases may be cancelled for a full refund before the order ships. Please contact Rush Customs immediately at to stop the processing of an order. Once cancellation is confirmed, a credit will be issued.

    Orders already shipped from Rush Customs facility or drop-shipped vendor's place of business cannot be cancelled and will fall under the Returns for Refund or Exchange guidelines.

    Special order or customized items cannot be cancelled, returned or exchanged.

    It is the responsibility of the customer/installer to verify the proper size and application of all parts before installation.

    We will not be responsible for packages marked as delivered. It is the customers responsibility to file a lost or stolen package claim with the shipping company used for shipping. 



    You will be responsible for paying any customs or duty fees related to your shipment. Rush Customs will not be held liable for items that have been refused delivery due to customs fees and duties. Please email us is you have any questions or concerns. 



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