BMW E46 M3 Long System

There is simply nothing currently offered as a package that provides the incredible HP, torque and sound as an ARH full system for your E46 BMW M3. This system features American Racing Headers patented rotational firing, 6 into 1 long tube header system for the E46 S54 powered M3.The Long System is a direct bolt-in to your existing Axleback. Available with 1-3/4" primaries. This system fits: 2001-2006 BMW E46 M3  

Product features on ALL American Racing Headers systems include:

• 100% Made in the USA - Never Outsourced
• Made entirely of 304 stainless steel 
• 3/8" thick laser-cut flanges for a warp-free seal
• Hand-ported TIG welded inlets
• Optimized primary tube routing for superior fit and performance
• Merge collectors complete with welded scavenger spikes
• Catted systems feature 200 cell metallic substrate catalytic converters for extreme durability 

Read the full article on the E46 Long Systems HERE