Welcome to
dAHLer Competition Line
Switzerland | Germany | USA
Exclusive Tuning Parts for BMW & BMW M
Welcome to dAHLer
Exclusive Tuning Parts
for BMW & BMW M
Select your car in the top menu 
We bring 25 Years of Experience
dAHLer Competition Line Switzerland
dAHLer BMW Tuning | Parts specialist dAHLer Competition Line with headquarters in Switzerland has been the leading source of high-performance BMW tuning parts and BMW accessories in Switzerland since 1996. It’s run by its founder, owner and CEO Christoph Dähler.
dAHLer Competition Line offers a broad range of BMW, BMW M, BMW Plug-in Hybrid and BMW Mild Hybrid tuning performance products from engine tuning performance upgrades that work with BMW cars produced before and after 06/2020, lowering and suspension kits, sports exhaust systems, alloy and forged wheels as well as interior and chassis tuning components for road cars that will transform your stock BMW car into a true Ultimate Driving machine.
dAHLer Competition Line Germany & USA
dAHLer Competition Line Germany limited liability corporation is the official branch of dAHLer Competition Line Switzerland and offers worldwide shipping. It’s run by its CEO Jorg M. Wey who has been working in the tuning sector for over 20 years and is therefore able to contribute the necessary experience.
We ship worldwide! Visit our shop and get your personal quote now.
dAHLer Competition Line USA is the official branch of dAHLer Competition Line Switzerland. Its Eastern Regional Headquarters are located in Hammonton, New Jersey. dAHLer USA is run by its CEOs, Steven Kiefer and Jorg M. Wey.
dAHLer USA offers free shipping to the lower 48 connected states of the US.
Shipping to states such as Alaska, Hawaii, Puerto Rico, etc. DOES NOT QUALIFY FOR FREE SHIPPING and will require a representative to assist you.
Gasoline Engine Tuning
Our Engine Performance Tuning Module for BMW, BMW M, BMW Plug-in Hybrid and BMW Mild Hybrid cars is a direct plug in to the existing (OEM) engine harness for a factory appearance and fitment and an instant hp and Nm / ft-lbs gains. There are only POSITIVES.
Diesel Engine Tuning
Our Performance Tuning Modules for Diesel Engines revolutionize advanced tuning as it’s not the run-of-the-mill piggy-back style, chip tuning, flash tuning upgrades or other tuners you find for less.
Performance Springs
Performance Lowering Springs are the first step in suspension performance enhancement. A dAHLer lowering kit for BMW, BMW M, BMW Plug-in Hybrid and BMW Mild Hybrid cars is a performance spring set created for the serious enthusiast.
Valve-Controller
The dAHLer Valve Controller X for BMW and BMW M cars was developed in Switzerland and manufactured in Germany and is a must have if you like to control the sound of your car.
ATTC Anti-Theft System
Give your BMW or BMW M car a new way of anti-theft protection and at the same time a 10% quicker acceleration with the new dAHLer Anti-Theft Throttle Commander – ATTC.
Wheels | Alloy & Forged
High-class dAHLer light alloy or FORGED wheels and wheel and tire packages in 20 inch, 21 inch, 22 inch, or even 23 inches for BMW, BMW M, BMW Plug-in Hybrid and BMW Mild Hybrid cars are the perfect match for real enthusiast.
Performance Exhausts
An addition to our exceptional performance upgrades for your BMW | BMW M car, is a dAHLer performance exhaust system, taking it to the next level.
Get in touch with us
Do you have an order, product or customer service question for us?
Are you interested in a personal quotation?
Are you looking for a dealer or an installer?
Become a dealer!
Take the chance and expand your product range with dAHLer Competition Line high-class performance tuning products for BMW and BMW M cars.
Email
Please use our contact form.
Phone
+49 (0) 6831 – 69 850 80
+49 (0) 6831 – 69 850 81
Our operating hours are
Monday – Thursday
08:30 am – 12:00 pm CET
01:30 pm – 04:00 pm CET
Friday
08:30 am – 12:00 pm CET
01:30 pm – 03:30 pm CET
Address
We are physically located in Saarlouis, Germany
BMW
- BMW 1 series (F40)
- BMW 2 Series (G42)
- BMW 2 series (F44)
- BMW 3 series (G20) Sedan
- BMW 3 series (G21) Touring
- BMW 4 series (G22) Coupe
- BMW 4 series (G23) Convertible
- BMW 5 series (G30) Sedan
- BMW 5 series (G31) Touring
- BMW 6 series (G32)
- BMW 7 series (G11)
- BMW 8 series (G14)
- BMW 8 series (G15)
- BMW 8 series (G16)
- BMW Z4 (G29)
- Our Glass Wind Deflectors
- Anti-Theft System
- Valve Controller
BMW M
- BMW M135i (F40)
- BMW M235i (F44)
- BMW M240i (G42)
- BMW M2 (G87) 2023
- BMW M2 (F87)
- BMW M2 Competition (F87)
- BMW M2 CS (F87)
- BMW M3 (G80)
- BMW M3 G81 Touring / Wagon
- BMW M3 (F80)
- BMW M4 (G82)
- BMW M4 (G83)
- BMW M4 (F82/F83)
- BMW M8 (F92)
- BMW X3M (F97)
- BMW X4M (F98)
- BMW X5M (F95)
- BMW X6M (F96)
- Anti-Theft System
- Valve Controller