Description
Transform the exhaust sound of your BMW X3M or X4M with the MAD FatBoy 3" Resonator Delete Kit, a precision-engineered exhaust upgrade designed specifically around the BMW S58 engine platform. This resonator delete replaces the restrictive factory resonator with high-quality 76mm (3-inch) T304 stainless steel tubing and a precision-engineered MAD X-pipe, delivering a bolder, deeper, and more aggressive exhaust tone while maintaining a refined driving experience.
Developed through rigorous real-world testing, the MAD Resonator Delete Kit is engineered to improve exhaust flow and sound while providing the durability expected from a high-performance BMW exhaust component.
Fitment
Fits Euro BMW X3M/X4M models equipped with OPF/GPF.
BMW X3M Fitment:
- 2019-2022 F97/G01 BMW X3M
- 2019-2022 F97/G01 BMW X3M Competition
BMW X4M Fitment:
- 2019-2022 F98/G02 BMW X4M
- 2019-2022 F98/G02 BMW X4M Competition
Engine/Application: BMW S58 engine
Chassis: F97 X3M and F98 X4M
Exhaust Configuration: 3-inch / 76mm resonator delete with precision-engineered X-pipe
OPF/GPF Compatibility: Designed for Euro-spec X3M/X4M vehicles equipped with OPF/GPF
Precision-Engineered 3-Inch Resonator Delete
The MAD FatBoy Resonator Delete Kit eliminates the restrictive factory resonator and replaces it with 76mm (3-inch) T304 stainless steel tubing. The system incorporates a precision-engineered X-pipe designed to promote balanced exhaust flow, minimize exhaust-flow irregularities, and produce a refined and consistent exhaust tone.
The result is an exhaust note that is bold and aggressive under acceleration while remaining smooth during cruising.
Enhanced Exhaust Sound
Replacing the factory resonator produces a richer, deeper, and more aggressive exhaust note, adding character to the BMW S58 driving experience. The MAD X-pipe helps create a balanced sound profile that provides an aggressive note when accelerating without sacrificing refinement during normal driving.
When paired with the stock exhaust system, the kit provides subtle, drone-free operation, making it suitable for both spirited driving and everyday cruising.
Durable T304 Stainless Steel Construction
The MAD Resonator Delete Kit is manufactured from high-quality T304 stainless steel for long-lasting durability under demanding driving conditions. The components feature TIG-welded, back-purged construction, providing strong, precise welds and a high-quality finish designed to withstand the heat and demands of a high-performance exhaust system.
Designed for Easy Installation
The MAD Resonator Delete Kit is designed for straightforward installation and is accessible to both DIY enthusiasts and professional installers. Its vehicle-specific design provides a direct exhaust upgrade for the applicable BMW X3M and X4M configurations.
Key Features
- 76mm / 3-inch T304 stainless steel tubing
- Precision-engineered MAD X-pipe
- Resonator delete design
- Designed for the BMW S58 engine
- Designed for F97 BMW X3M applications
- Designed for F98 BMW X4M applications
- Fits Euro X3M/X4M equipped with OPF/GPF
- TIG-welded T304 stainless steel construction
- Back-purged construction
- Developed through rigorous testing for real-world performance
- Noticeable improvement in exhaust tone
- Richer and deeper exhaust sound
- Aggressive exhaust note under acceleration
- Subtle, drone-free operation when paired with the stock exhaust system
- Designed for easy installation
- Suitable for DIY enthusiasts and professional installers
Why Choose the MAD Resonator Delete Kit?
The MAD Resonator Delete Kit is an ideal exhaust upgrade for BMW F97 X3M and F98 X4M owners seeking a more dynamic and aggressive exhaust note from the S58 engine. Whether your BMW is used as a daily driver, weekend cruiser, or track-focused vehicle, this precision-engineered resonator delete delivers a seamless combination of enhanced exhaust sound, balanced exhaust flow, durable construction, and everyday drivability.
Unlock more character from your BMW S58 engine with the MAD FatBoy 3" Resonator Delete Kit and take your X3M or X4M exhaust sound to the next level.
