Bmw e46 m3 subframe reinforcement how to#
Bmw e46 m3 subframe reinforcement series#
Bmw e46 m3 subframe reinforcement crack#

Then spray the area with weld-thru primer (if you are welding the panel you cut out back) or Zinc based Self-Etching Primer. We like to cover any welds with 3MВ 08505 Seam Sealer, which you won't find at your local hardware store. The triangular holes in the side plates and round holes in the 'floor' side bends are for rosette welds through to the metal underneath.ДЄfter the welding is complete, clean up any slag or mess, then clean the area with brake cleaner or similar. Cover ANYTHING flammable in the trunk with welding blankets, or remove those items.ДЄfter tack welding the reinforcements in place, skip around with the welds to keep from warping the panels underneath. Ventilate your area, as this will make some smoke. we recommend MIG welding in this area, as there is seam sealer that will ooze out of the sheet metal panels back here. It is pretty obvious where they go in these pictures. One Left rear subframe mounting point Reinforcement 5. There are left and right mirror imaged parts. Now it is time to align the Vorshlag reinforcements. These reinforcement plates will fit a stock mount for added strength but need to be trimmed to fit inside the strut tower.

Bmw e46 m3 subframe reinforcement series#

AFTER you have reinforced theВ subframe mounting points properly, then cut out this big chunk of sheet metal, as shown. Find many great new & used options and get the best deals for Achilles Motorsports Rear Subframe Reinforcement Kit - BMW E46 3 Series & M3 at the best. 1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi 2001-2006 E46 BMW M3 - The stock M3 upper strut mount already does a good job of dispersing the loads of the suspension. This is not a job for the casual racer - this is for repairing damaged rear floorpans or more serious race car E46 BMW builds. Recommended for use with stiff subframe mount bushings.You will need to prep the metal to weld these in place. Removing a section of the upper trunk floor is required.The two CNC cut and bent steel pieces included in this kit can be welded in place to reinforce the floor to the frame, as shown.В This can be added to both E46 non-M and M3 models, but convertibles might be a problem. This is not for the novice mechanic - you need a fabricator to do this job right. This immaculate (I cannot stress how near perfection this cars condition is) E46 M3 Convertible has just 38,000 miles from new and is a 2003 production mode.

Bmw e46 m3 subframe reinforcement how to#

We have instructions below on how to install these - it takes cutting, welding, painting, and more. (On all floor/subframe repair & reinforcement threads I will supply a quick detail of the car at the start for data collecting purposes): Model: M3 Coupe Year: 2004 Mileage: TBC Mounts effected: Left rear and Right front No.

The first install was on a 2003 E46 M3 that had extensive cracking, and this is what the customer wanted. We make these 100% in-house and can almost always ship the same day you order - let us know if you are in a rush and we can make room on our CNC plasma table. Which is why we created these trunk side 'frame-to-floor' reinforcements. For those cars, a 'little extra' reinforcement is not a bad idea. We've seen some E46 cars that sustained serious damage to the rear trunk floor and subframe mounting area.

Bmw e46 m3 subframe reinforcement crack#

Over enough time the floor can crack at these points, so we sell reinforcement kits to repair that, and we are well versed in those repairs. The rear subframe mounts at 6 points through sloppy rubber bushings. This constant abuse leads to fatigue in the metal, causing cracks and separation from the chassis.The BMW E46 has some problems with the factory chassis.

This occurs as the rear differential transmits the torsional load from the engine through the subframe, and then, into the chassis of the vehicle. This issue specifically appears in the rear mounting points of the subframe, which can tear out from their position in the sheet metal.

As always all Garagistic made products carry a lifetime warranty. (Note: M3 will not use rear sway reinforcement found in this kit). Say goodbye to torn subframe mounting The industry standard in weld-in E46 subframe reinforcement. This includes reinforcements for not only the chassis but the front and rear subframe as well. An unfortunate side effect of this is that the E46 also shares some of the same problems as the E36. Included in the E46 chassis reinforcement kit is every possible fix for all the failure points. The E46 rear driveline and suspension are very similar to that of the E36. The issue was also common on the earlier 3 Series models and unfortunately, have reoccurred with the E46 from 1999-2006. E46 REAR SUBFRAME/CHASSIS REINFORCEMENT KIT. Owners of the BMW 3 Series (E46 models) have been reporting cracks and damage in the rear subframe area of their vehicles.