Upgrade the rear profile of your BMW M340i with our G20 M340i Pre-LCI M Performance-Style Rear Diffuser V1, designed specifically for the factory M340i rear bumper.
The V1 design features four large, pronounced vertical canards across the centre section, surrounded by a sculpted full-width diffuser profile that integrates into both outer corners of the rear bumper. Its deeper centre fins and extended side sections create a noticeably more aggressive and performance-inspired rear appearance while accommodating the M340i exhaust configuration.
Available in Gloss Black or Carbon Lookalike.
BMW 3 Series (G20) — 2020–2022 (Pre-LCI)
M340i • M340i xDrive
Designed specifically for Pre-LCI BMW G20 M340i models with the factory M340i rear bumper and exhaust configuration.
Not compatible with the 330i rear bumper, Non-M Sport rear bumper, G80 M3, or LCI models.
Please provide us with your vehicle's year, exact model, and a photo of the rear bumper before ordering if you are unsure about compatibility.
M Performance-inspired rear diffuser design
Four large centre canards for a more aggressive diffuser profile
Deep centre section that adds definition beneath the rear bumper
Sculpted outer sections that integrate into both bumper corners
Designed around the M340i exhaust configuration
Full-width replacement design
Creates a lower, wider and more aggressive rear appearance
Available in Gloss Black or Carbon Lookalike
Professional installation available
Gloss Black
A clean, high-gloss finish that pairs naturally with other gloss black exterior accents.
Carbon Lookalike
Provides the appearance of carbon fibre for customers looking for a carbon-style finish without choosing genuine carbon fibre.
Professional installation is available for this product at our Midtown Toronto location. Installation can be selected as an add-on when ordering.
Professional installation is recommended to ensure proper alignment and secure fitment to the factory rear bumper.
Free Pickup Available
Toronto · Mississauga · Brampton · Ottawa · Jeddah
Professional Installation Available
Midtown Toronto · Available on eligible products
Shipping Available
Across Canada & eligible international destinations
A bold M Performance-inspired four-canard diffuser designed to give the Pre-LCI G20 M340i a deeper and more aggressive rear profile.
Where Style & Performance Collide.
Upgrade the rear profile of your BMW M340i with our G20 M340i Pre-LCI M Performance-Style Rear Diffuser V1, designed specifically for the factory M340i rear bumper.
The V1 design features four large, pronounced vertical canards across the centre section, surrounded by a sculpted full-width diffuser profile that integrates into both outer corners of the rear bumper. Its deeper centre fins and extended side sections create a noticeably more aggressive and performance-inspired rear appearance while accommodating the M340i exhaust configuration.
Available in Gloss Black or Carbon Lookalike.
BMW 3 Series (G20) — 2020–2022 (Pre-LCI)
M340i • M340i xDrive
Designed specifically for Pre-LCI BMW G20 M340i models with the factory M340i rear bumper and exhaust configuration.
Not compatible with the 330i rear bumper, Non-M Sport rear bumper, G80 M3, or LCI models.
Please provide us with your vehicle's year, exact model, and a photo of the rear bumper before ordering if you are unsure about compatibility.
M Performance-inspired rear diffuser design
Four large centre canards for a more aggressive diffuser profile
Deep centre section that adds definition beneath the rear bumper
Sculpted outer sections that integrate into both bumper corners
Designed around the M340i exhaust configuration
Full-width replacement design
Creates a lower, wider and more aggressive rear appearance
Available in Gloss Black or Carbon Lookalike
Professional installation available
Gloss Black
A clean, high-gloss finish that pairs naturally with other gloss black exterior accents.
Carbon Lookalike
Provides the appearance of carbon fibre for customers looking for a carbon-style finish without choosing genuine carbon fibre.
Professional installation is available for this product at our Midtown Toronto location. Installation can be selected as an add-on when ordering.
Professional installation is recommended to ensure proper alignment and secure fitment to the factory rear bumper.
Free Pickup Available
Toronto · Mississauga · Brampton · Ottawa · Jeddah
Professional Installation Available
Midtown Toronto · Available on eligible products
Shipping Available
Across Canada & eligible international destinations
A bold M Performance-inspired four-canard diffuser designed to give the Pre-LCI G20 M340i a deeper and more aggressive rear profile.
Where Style & Performance Collide.
