American Racing Headers Long Tube Headers Stainless Steel 1-7/8" Direct Connect With Catalytic Converters Mustang GT 2018-2020

American Racing Headers:
MTC5-18178300DCWC

Highlights

  • 3/8" Thick Flanges
  • 100% Leak-Free Design
  • 304 Stainless Steel
  • Made in the USA
$1,780.54

American Racing Headers Stainless Steel 1-7/8" Direct Connect Long Tube Headers with Catalytic Converters for 2018, 2019 and 2020 GT Mustangs.

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 

Headers Include:
- 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.

Additional Notes: 
- 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.

California Residents: Proposition 65 Warning

Note: This item is not CARB (California Air Resource Board) exempt and is not legal for sale or use in the state of California.

Vehicle Fitment

This product will fit the following Mustang years:

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