Description

BMW 440i B58 – Stainless Steel Decat Downpipe

 

To fit:- BMW 440i B58 – F32 / F33 /  F36 – 322bhp

Year :- 2016 to 2019

This is our 4″ stainless steel decat downpipe for the BMW 440i B58 models

• Does not fit models with GPF / PPF / OPF unless it has been coded out and can be removed.

 

Will also fit the following vehicles.

• M140i F20 / F21 B58 335bhp – 2016+
• M240i F22 / F23 B58 335bhp – 2016+
• 340i F30 / F31 B58 322bhp – 2016+
• 340ix F30 / F31 B58 322bhp – 2016+
• 440i F32 / F33 / F36 B58 322bhp – 2016+
• 440ix F32 / F33 / F36 B58 322bhp – 2016+
• 540i G30 / G31 B58 340bhp – 2016+
• 540ix G30 / G31 B58 340bhp – 2016+
• 640i G32 B58 335bhp – 2017+
• 740i G11 / G12 B58 326bhp – 2016+
• 740Li G11 / G12 B58 326bhp – 2016+
• 740Lix G11 / G12 B58 326bhp – 2016+

 

• Designed for off-road / track use only.

 

Fitting a decat downpipe may activate an EML warning light, so we recommend that the ecu will need to be coded when fitting this downpipe.

We recommend fitting a new turbo gasket when fitting this part.

 

This 4″ (101mm ) decat downpipe is made from the highest quality 304 grade mandrel bent stainless steel.

Will give noticeable power gains and a more aggressive exhaust note.

 

• 4″ bore ( 101mm ) including flexi
• Two Lambda sensor bung.
• Designed to be a direct bolt on replacement for the oem catalytic converter.
• Manufactured from high quality 304 grade stainless steel.
• Mandrel bent and tig welded.
• CNC Machined flanges for an accurate fit.
• High quality flexi joint.
• You will gain an improvement in throttle response.
• Improves power and torque.
• Increased performance and driveability.
• Suitable for aftermarket and oem cat back exhausts.
• Lifetime Guarantee.

 

Fitting a decat downpipe will give an increase in power and torque throughtout the enitre rpm range which will give an improvement in performance and driveability.

Improves throttle response and reduces underbonnet temperatures.

 

Sold for off road and motorsport use only and will not pass an MOT emissions test.

 

 

Legal information :

It is illegal in the UK to remove any of the original factory fitted emissions equipment fitted to a vehicle.

It is the customers responsibility to ensure that they comply with the relevant rules, regulations and laws in their own country.

Zaustworx accepts no responsibility for the use of this part on the public highway.

 

Fitting :

Does not come with fitting instructions.

We recommend that this part is fitted by a competent person or qualified mechanic to ensure correct fitment.

 

 

Contact us on our facebook page if you have any questions about this product

https://www.facebook.com/ZaustworxCustomExhausts/

Or you can contact us on 01282 414902