D&D Fat Cat 2-Into-1 Exhaust for 2018-2026 Harley Softail

Description

Product Description

D&D 2:1 Softail M8 Fat Cat Straight Exhaust for Harley Davidson Softail

The D&D 2:1 Softail M8 Fat Cat Straight Back exhaust is designed for 2018 through 2026 Harley Davidson Softail models equipped with a Milwaukee Eight engine. This two-into-one exhaust system enhances the look and sound of your motorcycle while offering improved performance characteristics. It comes in your choice of finish and includes a stepped header that transitions to where the muffler attaches.

Available Finishes

• Chrome with silver ceramic header
• Black with black ceramic header

Product Features

• Two-into-one “Fat Cat” exhaust design with straight back muffler orientation
• Stepped header design progressing from 1 3/4″ to 1 7/8″ to 2″ diameter
• 2 1/2″ diameter where the muffler slides onto the header
• Available in multiple finishes to match your Softail

Fitment and Application

Fits: 2018-2026 Harley Softail Models

This exhaust is engineered for Harley Davidson Softail models from 2018 through 2025 with Milwaukee Eight engines. It replaces the stock exhaust system and installs using the existing mounting points. This specific Fat Cat version is not compatible with Breakout, Fat Boy, or FXDR models. Always verify fitment with your specific year and Softail configuration before ordering.

The D&D Fat Cat Straight Back exhaust provides an option for riders seeking a performance-minded aftermarket exhaust with a distinctive two-into-one layout, enhanced sound quality, and custom styling. Get Lowered Cycles offers this system for riders who want a distinctive appearance and sound upgrade on their Softail motorcycle.

Fitment

2025	Harley-Davidson	Softail Low Rider S FXLRS	–	–
2025	Harley-Davidson	Softail Heritage Classic FLHC	–	–
2025	Harley-Davidson	FLHC Heritage Classic 117	–	–
2025	Harley-Davidson	FXBB Street Bob 117	–	–
2022-2025	Harley-Davidson	FXLRS Low Rider S 117	–	–
2022, 2025	Harley-Davidson	Softail Street Bob FXBB	–	–
2021-2024	Harley-Davidson	FXBBS Street Bob 114	–	–
2020-2021	Harley-Davidson	FXLRS Low Rider S 114	–	–
2020-2021	Harley-Davidson	FXST Softail Standard 107	–	–
2018-2024	Harley-Davidson	FLHCS Heritage Classic 114	–	–
2018-2023	Harley-Davidson	FXFBS Fat Bob 114	–	–
2018-2021	Harley-Davidson	FLHC Heritage Classic 107	–	–
2018-2021	Harley-Davidson	FLSL Softail Slim 107	–	–
2018-2020	Harley-Davidson	FXBB Street Bob 107	–	–
2018-2020	Harley-Davidson	FXLR Low Rider 107	–	–
2018-2019	Harley-Davidson	FXFB Fat Bob 107	–	–

Additional Information

Black	634N-31B
Chrome	634N-32B

Emissions Notice Fitment