Webbys originals

Shop Merch

Tees, hoodies, hats, stickers and air fresheners, designed in house.

Shop Merch

Performance parts

Shop Parts

Turbos, downpipes, charge pipes, exhaust and interior upgrades for your BMW. Pick your engine to start.

Shop Parts New to mods? Read the easy mods guide

Real Enthusiasts. Real Help. Find Your Perfect Build.

From your first bolt-on to a big turbo build, pick the stage that fits your goals and budget.

Good
B58 CHARGE PIPE - 240I 340I 440I 540I 640I 740I
Stage 1 bolt-on
B58 CHARGE PIPE - 240I 340I 440I 540I 640I 740I
Starting at$199.00
  • Budget-FriendlyThe easiest first mod for a B58 that's being tuned.
  • Stops Boost LeaksReplaces the weak factory plastic charge pipe.
  • Trusted BrandMade by ARM Motorsports.
  • Bolt-On InstallNo cutting, done in an afternoon.
Shop Now
Most popular
Better
6" B58 DOWNPIPE - 240i 340i 440i 540i 640i 740i
Stage 2 flow
6" B58 DOWNPIPE - 240i 340i 440i 540i 640i 740i
Starting at$397.00
  • Best ValueThe biggest power gain per dollar on a tuned B58.
  • 6 Inch DownpipeBig flow for faster spool and more top end.
  • Fits Most B58s240i, 340i, 440i, 540i, 640i and 740i.
  • Order Online TodayIn stock and ready to ship.
Shop Now
Best
6466E Ball Bearing Turbo UP to 900HP
Big turbo builds
6466E Ball Bearing Turbo UP to 900HP
Starting at$849.99
  • Serious PowerBall bearing turbo rated up to 900 horsepower.
  • Fast SpoolBall bearing core for quick response.
  • Built for Big BuildsFor cars going well past stock turbo limits.
  • Need More?The 6870E is rated up to 1100 horsepower.
Shop Now

Shop by category

Find it fast

All collections →
Performance Most popular

Performance

Turbos, downpipes, charge pipes and intakes for more power.

Shop performance
Exhaust

Exhaust

Valved systems, midpipes and downpipes for sound and flow.

Shop exhaust
Interior

Interior

CarPlay head units, push start buttons and cabin upgrades.

Shop interior
Merch Webbys originals

Merch

Tees, hoodies, hats, stickers and air fresheners.

Shop merch

Top Sellers

View all

Shop by Engine

Pick your motor and see the parts built for it.

View all B58

Buy with confidence

Not sure what fits your BMW?

Chassis, engine and year all matter on a BMW. Pick your car and we'll show you the parts made for it. Still unsure? Email shopwebbys@gmail.com before you order.

  1. 01
    Chassis Code E90, F30 and G20 are all a 3 Series, but parts rarely swap between generations.
  2. 02
    Engine N54, N55, B58 and S55 each need their own downpipes, charge pipes and turbos.
  3. 03
    Year and Drivetrain Pre or post facelift (LCI) and xDrive or rear wheel drive can change fitment.
Select Your VehicleEasy Mods Guide

Brands we carry

Shop by brand →

From the garage

Follow the builds

See the cars, the installs and the parts we sell put to work.

Watch the builds YouTube

Watch the builds

Project cars, installs and track days on the Wyatt Webster channel.

Watch on YouTube →
Follow @shopwebbys Instagram

Follow @shopwebbys

New drops, customer cars and behind the scenes in the garage.

Follow us →
Wear the brand Merch

Wear the brand

Tees, hoodies, hats and more, designed in house.

Shop merch →

Why choose Webbys

Run by Car People

Webbys is run by enthusiasts who build and film their own BMWs.

Real Answers

Questions about fitment or an order? Email shopwebbys@gmail.com and a real person gets back to you.

Fast Shipping

Most products arrive in 5 to 9 business days. Custom orders may take longer.

30-Day Returns

Return new-condition items in original packaging within 30 days. A restocking fee applies.

Join the Webbys List

New drops, build updates and occasional offers. No spam, and you can unsubscribe anytime.

No spam. Unsubscribe anytime.