SPB FAB

High Output Softail M8

Skip to product information
1 of 6

Total: $1,450.00
Sale price $1,450.00 Regular price
Shipping calculated at checkout.
Need help? Speak to an expert
Amazon American Express Apple Pay BancontactBizumDiners ClubDiscoverGoogle Pay iDEAL WeroMastercard MB WAY PayPalSatispayShop Pay Visa
Want it installed?Book a Speed Shop slot. Call to check availability.

Description

High-Performance Exhaust System for 117-Inch Engines & Beyond

Fits 2017+ Softail M8 Models | Optimized for Maximum Power and Durability

This custom exhaust system is designed specifically for 117-inch motors and larger, fitting all Softail M8 platform models (2017 and up). Engineered to enhance performance, increase power, and provide a sleek look, this exhaust system is the perfect upgrade for your Harley Davidson.

Key Features of the 117-Inch Motor Exhaust System

Bigger Double-Stepped Headers for Maximum Power

  • Featuring bigger double-stepped headers, this exhaust maximizes exhaust flow, resulting in improved horsepower, torque, and throttle response.

Longer Equal-Length Headers for Enhanced Low-End Torque

  • Longer equal-length headers ensure optimal exhaust flow, providing better low-end torque for a smoother, more responsive ride.

Larger Collector Section for Better Performance

  • The bigger collector section improves exhaust scavenging, increasing overall engine efficiency and power output.

Bigger Radius Bend for Improved Exhaust Flow

  • With bigger radius bends, the exhaust minimizes flow restrictions, ensuring maximum airflow for higher performance and smoother operation.

Durable, High-Quality Construction

304L Stainless Steel with TIG Welding for Strength

  • Made from 304L stainless steel, this exhaust system is resistant to rust and corrosion, offering long-lasting durability even under tough conditions.

100% Backpurged TIG Welds for Enhanced Durability

  • Each weld is 100% backpurged, ensuring high strength and increased durability for years of reliable performance.

CNC Tapered-Style Flange for Perfect Fit

  • The exhaust features a CNC tapered-style flange, compatible with OEM gaskets, for a secure, leak-free fit.

Complete Exhaust Kit with Hardware Included

Includes All Necessary Hardware for Easy Installation

  • This exhaust system comes with hardware, spring, and bracket, making installation quick and hassle-free. Everything you need for top-notch performance is included.

Additional Recommendation

Add Saddlebag Bracket for Softail Models

  • For all Softail models, don’t forget to add the saddlebag bracket to ensure proper fitment and support for your saddlebag.

Compatibility

  • Fits all Softail M8 platform models (2017+)
  • Specifically designed for 117-inch motors and larger.

Upgrade your Harley Davidson with this high-performance exhaust system designed for 117-inch engines and up. Perfect for anyone looking to enhance their ride’s power, performance, and style!

Fitment

Fits Harley-Davidson Softail Models - 2017 to Present

Not sure it fits your bike? Call 715-235-3659 or chat with us on the site and a tech can confirm it with you.

Specifications & Installation
BrandSPB FAB
Part numberVaries by selected option
Product typeExhaust
HeatshieldNone, 1 Rear Heatshield, Both Headers Heatshield
Saddlebag BracketYes, No
MufflerBottle (Polished Finish), Signature (Polished Finish), Signature Tapered (Polished Finish), Signature Shorty (Polished Finish), Signature Cone (Polished Finish), Bottle (Brushed Finish), Signature (Brushed Finish), Signature Tapered (Brushed Finish) (+2 more)

Want it installed right? Book the Nowaskey Speed Shop or call 715-235-3659.

High Output Softail M8

$1,450.00

Questions Riders Ask

Will this fit my bike?

Fits Harley-Davidson Softail Models - 2017 to Present.

Save your bike with Shop by Bike and we check it for you. Not sure? Call or chat with us on the site and a tech can confirm it with you.

Can I install it myself?

Most riders with basic tools and a service manual can. The Specifications & Installation tab lists difficulty, time and guides where we have them. Prefer a pro install? Book a Speed Shop slot and call to check current availability.

Who do I talk to after I buy?

Our techs. Call 715-235-3659 or chat with us on the site and you will reach the people who know these parts.

Still have a question? Call 715-235-3659 or chat with us on the site.

4.8 Star Rating★★★★★From 489 Reviews
Made in the USAOn All Nowaskey Products
Lifetime WarrantyOn Nowaskey Brand Products
20+ YearsExperience
Expert SupportReal Rider Phone Support
Tested InKing of the Baggers
FinancingAvailable

Premium Performance Parts

Race-proven suspension, front ends and brakes we stand behind

Nowaskey race bagger leaned over in a corner on track
Real Riders to real results

Track-proven Performance

Nowaskey Extreme Performance is a Harley-Davidson suspension and performance shop in Menomonie, Wisconsin. We design our own shocks, fork cartridges and front-end packages, test them in King of the Baggers racing, and back Nowaskey-brand products with a lifetime warranty.

Every setup is matched to your bike, your weight and the way you ride.

20+ Years Experience
KOTB & Race Tested
4.8★ 489 Reviews
Lifetime Warranty