BMW E46 M3 LS1 Swap

CT5-V Blackwing owners, ARH has answered the call for horsepower and performance for your Blackwing! Now available are our 100% U.S. made long tube header 304 S/S full systems that are designed to fit great, install easily and produce outstanding horsepower and torque. This includes 3/8" thick flanges with tig welded and hand ported inlets, merge collectors with scavenger spikes, OEM style clamps, Grade 8 hardware, 3" stainless steel mandrel-bent tubing, our signature Pure Thunder Series mufflers, and dual split rear exit with 4" polished S/S quad tips. Primary sizes available are 1-7/8" and 2". Manufactured to handle whatever performance potential is your goal, most especially if tuning of any kind is planned. For more information, please feel free to reach us. Product features on this system includes: 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 Catted systems feature severe duty 300 cell catalytic converters with the option to upgrade to 400 cell G-Sport catalytic converters. Call before ordering to upgrade. Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.

American Racing Headers answers the call for performance and sound for your G-Body with our new ultra high quality stainless steel exhaust system. These systems come packed with top tier materials and craftsmanship that ARH is known for. These systems feature our Pure Thunder Series Mufflers with rear or side exit exhaust tips. ALL mounting brackets necessary for install are included. (Also available without mufflers.) The fitment on these exhaust systems are as follows: Direct bolt on to ARH G-Body Small Block Headers G-Body Header Back Systems are easily adaptable to other header brands or your stock manifolds. G-Body Big Block Header Back Systems only fit with G-Force K-Members. Call for more info. This system fits the follow Chevy G-Body vehicles: Buick Century (1978–1981), Buick Regal (1978–1981), El Camino (1 978–1987), Malibu (1978–1987), Monte Carlo ( 1978–1987), Pontiac Bonneville (1978–1986), Pontiac Grand Prix (1978–1986), Pontiac Grand LeMans (Canada 1982–1983), Pontiac LeMans (1978–1981), GMC Caballero (1978–1987) Product features on this system includes: 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 with scavenger spikes Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.