The leak-free one-piece design and durable 304 stainless steel construction on these long tube headers make them ideal for your 2018-2020 GT Mustang! These American Racing Headers 1-7/8" Direct Connect Long Tube Headers MTC5-18178300DCWC feature high-flow 200 cell metallic substrate catalytic converters and 1-7/8" primaries to accommodate naturally-aspirated or supercharged engines.
These American-manufactured headers will connect directly to the factory cat-back or any aftermarket cat-back system that bolts to the original factory mounting locations. A 3" mid-pipe and 3/8" flanges with TIG-welded and hand ported inlets are also included, along with all required clamps and hardware to make your weekend project a breeze. Modifying your exhaust has never been so simple, yet so rewarding!
Features and Benefits:
- 100% Leak-Free One-Piece Design
- 3/8" Thick Flanges with TIG-Welded and Hand Ported Inlets
- 1-7/8" Primaries Accommodate Naturally Aspirated or Supercharged Engines
- 3" Mid-Pipe with 2-1/2" Direct Connect
- Constructed of Durable 304 Stainless Steel
- Direct Connect to Cat-Back Exhaust System
- Made in the USA
- Merge Collectors with Scavenger Spikes
- Direct Bolt-In Mid-Pipe with Catalytic Converters
- Ultra High-Flow 200 Cell Metallic Substrate Cats
- Pair of Oxygen Sensor Extensions
- 3" to 2-1/2" Direct Connect Mid-Pipe
- All Necessary Clamps and Installation Hardware
*Also available for 2015-2017 models, please see P/N: HDAR53.
Tech Tip: These Headers are NOT intended for use with Right Hand Drive Applications.
- Will require a custom tune after installation (NOT Included).
- This item is not CARB (California Air Resource Board) exempt and is not legal for sale or use in the state of California.