• 1F78SS - 2-into-1 High Horsepower Exhaust System
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1F78SS - 2-into-1 High Horsepower Exhaust System

2-into-1 High Horsepower Exhaust System - Stainless Steel - M8

High Horsepower 2-into-1 exhaust system for M8 models in full stainless steel construction, designed for engines producing 140+ hp. Headpipes run 1-3/4" stepping to 2" then 2-1/8" at the collector, feeding a 4" OD x 24" straight-can muffler body with polished billet end cap. A removable spiral-core louvered baffle is included. Made in the U.S.A.

MSRP: $2,085.55

Part Number / SKU: 1F78SS

Drag Part #: 1800-2779

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Features
  • Designed for engines producing 140+ hp
  • Full stainless steel construction
  • 1-3/4" headpipes step to 2" then 2-1/8" at collector
  • 4" OD straight can muffler body with polished billet end cap
  • 24" muffler body
  • Removable spiral-core louvered baffle
  • Made in the U.S.A.
Specifications
  • Product Name: 2-into-1 High Horsepower Exhaust System
  • Product Type: Exhaust System
  • Model: High Horsepower
  • Configuration: 2-Into-1 System
  • Color / Finish: Stainless Steel
  • Material: Stainless Steel
  • Units: Each
  • Riding Style: Street
  • Style: Straight
  • Muffler Diameter: 4"
  • End Cap: Polished Billet
Fitments & Compatibility
  • 2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic
  • 2017-2019 Harley-Davidson FLHTKL Ultra Limited Low
  • 2017-2019 Harley-Davidson FLTRU Road Glide Ultra
  • 2017-2021 Harley-Davidson FLHTKSE CVO Limited
  • 2017-2022 Harley-Davidson FLHR Road King
  • 2017-2023 Harley-Davidson FLHXS Street Glide Special
  • 2017-2023 Harley-Davidson FLTRXS Road Glide Special
  • 2017-2024 Harley-Davidson FLHTK Ultra Limited
  • 2017-2025 Harley-Davidson FLHP Road King Police
  • 2017-2025 Harley-Davidson FLHRXS Road King Special
  • 2017-2025 Harley-Davidson FLHTPI Electra Glide Police
  • 2017-2025 Harley-Davidson FLHX Street Glide
  • 2017-2025 Harley-Davidson FLHXSE CVO Street Glide
  • 2017-2025 Harley-Davidson FLTRX Road Glide
  • 2019-2022 Harley-Davidson FLHT Electra Glide Standard
  • 2020-2024 Harley-Davidson FLTRK Road Glide Limited
  • 2021 Harley-Davidson FLH Electra Glide Revival
  • 2022-2023 Harley-Davidson FLHXST Street Glide ST
  • 2022-2023 Harley-Davidson FLTRKSE CVO Road Glide Limited
  • 2022-2023 Harley-Davidson FLTRXST Road Glide ST
  • 2023 Harley-Davidson FLHFB Electra Glide Highway King
  • 2024 Harley-Davidson FLI Hydra-Glide Revival
  • 2024-2025 Harley-Davidson FLTRXP Road Glide Police
  • 2025 Harley-Davidson FLHTP Electra Glide Police
  • 2025 Harley-Davidson FLHX Street Glide EFI
  • 2025 Harley-Davidson FLHXU Street Glide Ultra
  • 2025 Harley-Davidson FLTRX Road Glide Custom
Packaging Info
  • Weight: 30.6 lbs
  • Length: 48 in
  • Width: 20 in
  • Height: 8.5 in
Emissions Compliance Notice
Certain Bassani products are designed for closed-course competition or off-road use only and are not legal for sale or use on pollution-controlled motorcycles operated on public roads or highways in California or other states that have adopted California emissions standards. It is the buyer's responsibility to verify the legality of any product for use in their state. See our Emissions Compliance page for details.