AFE BMW Catback Exhaust Systems for BMW E46 M3 S54 (1999-2005)

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Catback Exhaust systems are designed to completely replace everything from your cats all the way back to your exhaust tips. Traditionally, if you are planning on upgrading your entire exhaust system, you will also need headers and downpipes.
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MACH Force-Xp Stainless Steel Cat-Back Exhaust
MACH Force-Xp Stainless Steel Cat-Back Exhaust
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
AFE - Corporate Logo
T#:578379
Part#: 49-36344-B
Back Ordered
Sale - Save 11% $ 1,882.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 1,666.80 USD
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Sale - Save 11%
$ 1,882.99

This product was last offered at the strikethrough price on
05-27-2026

$ 1,666.80 USD
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Mandrel-bent stainless steel with gloss black tips - +15hp +13lb/ft
AFE Mach Force-Xp Cat-Back Exhaust w/ Polished tips - E46 M3
AFE Mach Force-Xp Cat-Back Exhaust w/ Polished tips - E46 M3 ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
AFE - Corporate Logo
T#:578378
Part#: 49-36344-P
Back Ordered
Sale - Save 13% $ 1,823.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 1,589.40 USD
Add to Wish List
Sale - Save 13%
$ 1,823.99

This product was last offered at the strikethrough price on
05-27-2026

$ 1,589.40 USD
Add to Wish List
High flow exhaust system directly from aFe, one of the top after market performance manufacturers. In recent testing this system produced 15 horsepower and 13 lbs. x ft. of torque. This exhaust system is constructed from 3.0” mandrel bent stainless steel and is hand TIG-welded. The system uses a high flow transverse muffler with 3" diameter tubing which improves performance across the power band while maintaining a great tone. To finish off this exhaust are dual double wall resonated angle cut gloss black 304 stainless steel tips. The factory actuator drive is retained with the aFe exhaust so that a check engine light does not occur. This exhaust uses all factory hanger locations for a hassle free installation. No modifications necessary. Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band clamps are used for a complete 360 degree sealing surface. Aggressive Sound: A free-flowing muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque. Product Features: +15 HP and +13 lbs. x ft. Torque max gains Constructed from 100% hand TIG-welded, 3" to 2-1/2" mandrel bent, brushed finished 304 stainless steel tubing Includes a factory style exhaust valve Utilizes a unique high flow, transverse muffler with a high-temp powder-coated black finish Includes dual 4" diameter, gloss black 304 stainless steel tips Factory style V-band flange for a secure leak-free seal Uses all factory hanger locations for a hassle-free installation Fits the Following BMW's: 2001-2006 E46 M3
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