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BMW Catback Exhaust Systems for BMW 3 Series E46 (1999-2005)

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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Magnaflow Touring Cat-Back Exhaust - E46 330CI & 330i

T#:373508

Part#: 16533

Ships in 1 Business Day

$ 1,424.00 USD

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$ 1,424.00 USD

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Protect your BMW's exhaust system from the corrosive effects of road salt and moisture with the Magnaflow Performance Exhaust System. Over time, stock exhaust units can rust and break, leading to excessive noise and vibrations. Upgrading to a Magnaflow system not only resolves these issues but also unleashes hidden power by improving engine airflow.

Rust Protection: Constructed from 100% stainless steel, the Magnaflow system resists rust and corrosion.
Performance Enhancement: Dyno tested and proven to increase power by allowing better engine breathing.
Quality Construction: Mandrel bent and fully welded for durability and trouble-free installation.
Enhanced Sound: Features a 5x8x14" polished muffler for a smooth deep tone, complemented by dual 3" double rolled edge tips.
Easy Installation: Designed for a straightforward installation using stock hanger positions and mounting points.
Complete Kit: Includes clamps, hangers, and detailed instructions for a comprehensive exhaust upgrade.

Upgrade your BMW's exhaust system with the Magnaflow Performance Exhaust, ensuring longevity, improved performance, and a distinctive deep tone.

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Magnaflow 2000 BMW 323Ic L5 2.5L; Excl. Convertible Dual Straight Dri...

T#:189201

Part#: 16532-M

Ships in 1 Business Day

$ 1,396.00 USD

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$ 1,396.00 USD

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Unlock the performance potential with Magnaflow exhaust systems, meticulously crafted from premium 100% stainless steel. These dyno-tested systems have proven power-boosting capabilities. Featuring mandrel bending and full welding, Magnaflow exhausts guarantee a seamless installation experience. Equipped with a 5x8x14" polished muffler, this system produces a smooth, deep tone, accompanied by dual 3" double rolled edge tips. The package includes clamps, hangers, and detailed installation instructions for convenience.

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Performance Cat Back Exhaust - E46 M3

T#:380498

Part#: SSXBM462

Ships on Oct 28, 2026

$ 2,387.99 USD

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$ 2,387.99 USD

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With in-house production and engineering in the United Kingdom, they have been designing and developing exhaust systems for over 32 years. This experience has helped put Milltek on the map when it comes to performance exhausts, with offerings that range from Audi/Volkswagen to Porsche, BMW, and even Bentley. But, they don't stop there. Milltek has also made its presence felt in the motorsport community. Through partnerships with various race teams throughout the world, Milltek has gathered feedback on ways to improve their systems from enthusiasts at every level. Constructed of type-304 aircraft grade stainless steel, the quality is top-notch. To take it a step further, Milltek offers a lifetime warranty to the original purchaser.

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