Catback Exhaust for BMW 340 2016-2019

PHP Cat-Back Exhaust – BMW 340i (2016–2019)

Fits: BMW F30/F31 340i (B58 3.0L Turbo I6)
Estimated Power Gains: +10–15 HP / +12–18 lb-ft Torque

Unleash the full potential of your 340i with the PHP Cat-Back Exhaust System, engineered for performance and refined sound. Designed specifically for the B58-powered F30 and F31 chassis, this system enhances throttle response and delivers a deeper, sportier exhaust note without sacrificing daily drivability.

Constructed from high-grade T304 stainless steel, the PHP system is built to last and resist corrosion. Smooth mandrel bends and enlarged piping optimize exhaust flow, improving horsepower, torque, and turbo spool. Optional tip finishes allow you to customize your vehicle’s rear profile to your preference.

Key Features:

• Power Gains: +10–15 HP / +12–18 lb-ft torque

• Material: T304 stainless steel, TIG welded for strength and longevity

• Sound Profile: Deep and aggressive tone under load; minimal cabin drone

• Exhaust Tips: Choose from chrome, black, or burnt titanium-look finishes

• Fitment: Bolt-on system, compatible with both RWD and xDrive

• Options: Valvetronic version available for adjustable sound (sold separately)

Vehicle Compatibility:

• 2016–2019 BMW 340i Sedan (F30)

• 2016–2019 BMW 340i Touring/Wagon (F31)

3 year warranty

Please select your body style and drivetrain below for correct fitment. For any customizations or questions, contact us through the PHP contact portal.