AWE Tuning Gen 2 Cat-Back Exhaust – BMW M3 / M4 (F80 / F82, S55)

OVERVIEW

AWE Tuning's second-generation exhaust suite for the S55-powered F80 M3 and F82 / F83 M4 is offered as the rowdy, fixed Track Edition or the valved SwitchPath. SwitchPath uses the factory valving and retains the M button, while the Track Edition comes with AWE valve simulators for the factory valve motors.

Both are true cat-back, 50-state systems built around a precision X-pipe and finished with quad 4" (102mm) double-walled slash-cut tips. Select the style and tip finish at the variant level.

SPECS

• 3" CNC mandrel-bent, .065" wall U.S.-sourced T304L stainless steel with integrated X-pipe
• Track Edition (fixed, includes valve simulators) or SwitchPath (valved, uses factory valves and M button; no remote)
• SwitchPath muffler with 180 Technology drone cancellation
• Up to 12 hp and 16 lb-ft of torque at the wheels
• Quad 4" (102mm) double-walled, slash-cut tips in Chrome Silver or Diamond Black
• 50-state emissions compliant; fits OPF and non-OPF cars
• AWE Lifetime Exhaust Warranty

PARTS INCLUDED

• X-pipe and diff legs
• Track: rear assembly and two valve simulators. SwitchPath: valve sections and SwitchPath chamber
• Accu-Seal and band clamps, clamp kit and F8X chassis brace
• Tip hardware kit and four 4" tips in the selected finish

TECH RESOURCES

Additional Parts Required

• None. AWE specifies no additional parts, no tune and no valve controller for this exhaust.
• Professional installation on a lift is recommended.

Installation

• AWE Exhaust for BMW F8X M3 / M4 installation instructions (Rev 3.7, PDF)

Notes

• Style and tip finish are selected at the variant level. AWE confirms 2015–2020 F8X fitment; the F83 convertible is listed by ECS Tuning.

PART NUMBER

• 3020-42082 (Track Edition, Chrome Silver)
• 3020-43087 (Track Edition, Diamond Black)
• 3025-42070 (SwitchPath, Chrome Silver)
• 3025-43074 (SwitchPath, Diamond Black)

VEHICLE APPLICATIONS