The AWE No Check Engine Light Guarantee offers peace of mind against the appearance of Check Engine Lights when products are installed properly and used as intended, on vehicles with no additional modifications (with the exception of other AWE products intended to work with the product in question). No problems, no lights. Easy. VEHICLE FITMENT 2021-2023 BMW M3 Base L6.2993cc Exhaust, Mufflers & Tips::Catback 2021-2023 BMW M3 Competition L6.2993cc Exhaust, Mufflers & Tips::Catback 2022-2023 BMW M3 Competition xDrive L6.2993cc Exhaust, Mufflers & Tips::Catback 2021-2024 BMW M4 Base L6.2993cc Exhaust, Mufflers & Tips::Catback 2021-2024 BMW M4 Competition L6.2993cc Exhaust, Mufflers & Tips::Catback 2021-2024 BMW M4 Competition xDrive L6.2993cc Exhaust, Mufflers & Tips::Catback
