Straightline Performance  |  SKU: 134-179

Straightline Performance Lightweight Mufflers For Ski-Doo

Regular price $793.99


  • In stock and ready to ship
  • Usually ships in 1 to 2 business days
  • Free shipping on orders over $279.99
  • Ships from Canadian warehouses in Alberta, Ontario and Quebec
  • Secure checkout with trusted payment methods

Fast Shipping from Canadian Warehouses

Delivered in 3 to 7 business days in Canada.
No duties or cross-border delays.

Straightline's lightweight mufflers were designed for today's noise conscious states and provinces in mind. They produce a lower tone and keep a peak volume similar to stock. Excellent fit with extremely good quality.

Carbon Fiber (Not applying to all models)

The carbon fiber Muffler Sled Parts and Straightline is the lightest muffler in the industry at just 2,6 lb., it will save you 12 lbs compared to the stock muffler!

Refer to the chart to be sure about the covering of your piece.
  • SKU: 134-179
  • Color: Silver
  • Compatible Brand: Fits Ski-doo
  • End type: Curved
  • Material: Ceramic coated
  • Number: 384121
  • Original Product Type: Mufflers

Fits 228 vehicles

Ski-Doo Backcountry 600 e-tec REV-G4 ES/R 146"2019-2022
Ski-Doo Backcountry 600 Sport REV-G4 EFI 1.35 146"2023
Ski-Doo Backcountry 600 Sport REV-G4 EFI 1.6 146"2024-2025
Ski-Doo Backcountry 600 Sport REV-G4 EFI 146"2021-2022
Ski-Doo Backcountry 600 Sport REV-G4 EFI 2.0 146"2023-2025
Ski-Doo Backcountry 600R e-tec REV-G4 1.6 146"2023
Ski-Doo Backcountry 600R e-tec REV-G4 2.0 146"2023
Ski-Doo Backcountry 850 e-tec REV-G4 2.0 146"2023
Ski-Doo Backcountry 850 e-tec REV-G4 1.6 146"2023
Ski-Doo Backcountry 850 e-tec REV-G4 ES/R 146"2019-2022
Ski-Doo Backcountry 850 X e-tec REV-G4 1.6 146"2023
Ski-Doo Backcountry 850 X e-tec REV-G4 2.0 146"2023
Ski-Doo Backcountry 850 X e-tec REV-G4 R 146"2019-2022
Ski-Doo Backcountry 850 X-RS e-tec REV-G4 1.6 146"2023
Ski-Doo Backcountry 850 X-RS e-tec REV-G4 2.0 146"2023
Ski-Doo Backcountry 850 X-RS e-tec REV-G4 2.0 154"2023
Ski-Doo Backcountry 850 X-RS e-tec REV-G4 2.5 154"2023
Ski-Doo Backcountry 850 X-RS e-tec REV-G4 ES/R 146"2019-2022
Ski-Doo Backcountry 850 X-RS e-tec REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 600 LE e-tec REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 600 SE e-tec REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 600 Sport ACE REV-G4 ES/R 154"2020-2025
Ski-Doo Expedition 600 Sport EFI REV-G4 ES/R 154"2021-2025
Ski-Doo Expedition 600 SWT e-tec REV-G4 ES/R 154"2021-2022
Ski-Doo Expedition 600R LE e-tec REV-G4 20" 1.5 154"2023-2024
Ski-Doo Expedition 600R LE e-tec REV-G4  20" 1.5 154"2025
Ski-Doo Expedition 600R LE e-tec REV-G4 24" 1.5 154"2023-2024
Ski-Doo Expedition 600R LE e-tec REV-G4  24" 1.5 154"2025
Ski-Doo Expedition 850 SE e-tec REV-G4 1.5 154"2023-2024
Ski-Doo Expedition 850 SE e-tec  REV-G4  1.5 154"2025
Ski-Doo Expedition 850 SE e-tec REV-G4 1.8 154"2023-2024
Ski-Doo Expedition 850 SE e-tec  REV-G4  1.8 154"2025
Ski-Doo Expedition 850 Xtreme e-tec REV-G4 1.8 154"2023-2025
Ski-Doo Expedition 850 Xtreme e-tec REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 900 LE ACE REV-G4 20" 1.5 154"2023-2025
Ski-Doo Expedition 900 LE ACE REV-G4 24" 1.5 154"2023-2025
Ski-Doo Expedition 900 LE ACE REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 900 LE ACE Turbo R REV-G4 20" 1.5 154"2023-2024
Ski-Doo Expedition 900 LE ACE Turbo R REV-G4  20" 1.5 154"2025
Ski-Doo Expedition 900 LE ACE Turbo R REV-G4 24" 1.5 154"2023-2024
Ski-Doo Expedition 900 LE ACE Turbo R REV-G4  24" 1.5 154"2025
Ski-Doo Expedition 900 LE ACE Turbo REV-G4 20" 1.5 154"2023-2024
Ski-Doo Expedition 900 LE ACE Turbo REV-G4  20" 1.5 154"2025
Ski-Doo Expedition 900 LE ACE Turbo REV-G4 24" 1.5 154"2023-2024
Ski-Doo Expedition 900 LE ACE Turbo REV-G4  24" 1.5 154"2025
Ski-Doo Expedition 900 LE ACE Turbo REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 900 SE ACE REV-G4 1.5 154"2023-2024
Ski-Doo Expedition 900 SE ACE REV-G4  1.5 154"2025
Ski-Doo Expedition 900 SE ACE REV-G4 1.8 154"2023-2024
Ski-Doo Expedition 900 SE ACE REV-G4  1.8 154"2025
Ski-Doo Expedition 900 SE ACE REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 900 SE ACE Turbo R REV-G4 1.5 154"2023-2025
Ski-Doo Expedition 900 SE ACE Turbo R REV-G4 1.8 154"2023-2024
Ski-Doo Expedition 900 SE ACE Turbo R REV-G4  1.8 154"2025
Ski-Doo Expedition 900 SE ACE Turbo REV-G4 1.5 154"2023-2024
Ski-Doo Expedition 900 SE ACE Turbo REV-G4  1.5 154"2025
Ski-Doo Expedition 900 SE ACE Turbo REV-G4 1.8 154"2023-2024
Ski-Doo Expedition 900 SE ACE Turbo REV-G4  1.8 154"2025
Ski-Doo Expedition 900 SE ACE Turbo REV-G4 ES/R 154"2020-2022
Ski-Doo Expedition 900 Sport ACE REV-G4 1.5 154"2023-2025
Ski-Doo Expedition 900 Sport ACE REV-G4 ES/R 154"2019-2022
Ski-Doo Expedition 900 SWT ACE REV-G4 ES/R 154"2021-2022
Ski-Doo Expedition 900 SWT ACE Turbo REV-G4 ES/R 154"2021-2022
Ski-Doo Expedition 900 Xtreme Ace Turbo R REV-G4 1.8 154"2023-2025
Ski-Doo Freeride 850 e-tec REV-G4 R 1.75 137"2018-2020
Ski-Doo Freeride 850 e-tec REV-G4 R 2.25 137"2018-2020
Ski-Doo Freeride 850 e-tec REV-G4 R 2.5 137"2020
Ski-Doo Freeride 850 e-tec REV-G4 R 2.5 146"2018-2022
Ski-Doo Freeride 850 e-tec REV-G4 R 2.5 154"2018-2022
Ski-Doo Freeride 850 e-tec REV-G4 R 2.5 165"2018-2022
Ski-Doo Freeride 850 e-tec REV-G4 R 3.0 154"2018-2022
Ski-Doo Freeride 850 e-tec REV-G4 R 3.0 165"2018-2022
Ski-Doo Freeride 850 e-tec S-38 REV-G4 R 2.5 154"2018-2019
Ski-Doo Freeride 850 Turbo e-tec REV-G4 R 2.5 154"2021-2022
Ski-Doo Freeride 850 Turbo e-tec REV-G4 R 2.5 165"2021-2022
Ski-Doo Freeride 850 Turbo e-tec REV-G4 R 3.0 154"2021-2022
Ski-Doo Freeride 850 Turbo e-tec REV-G4 R 3.0 165"2021-2022
Ski-Doo Grand Touring 600 LE e-tec REV-G4 ES/R 137"2019-2021
Ski-Doo Grand Touring 600 Sport ACE REV-G4 1.25 137"2023-2025
Ski-Doo Grand Touring 600 Sport ACE REV-G4 ES/R 137"2021-2022
Ski-Doo Grand Touring 900 LE ACE REV-G4 1.25 137"2023
Ski-Doo Grand Touring 900 LE ACE REV-G4 ES/R 137"2019-2022
Ski-Doo Grand Touring 900 LE ACE Turbo R REV-G4 1.25 137"2023
Ski-Doo Grand Touring 900 LE ACE Turbo REV-G4 1.25 137"2023
Ski-Doo Grand Touring 900 Sport ACE REV-G4 1.25 137"2023-2024
Ski-Doo Grand Touring 900 Sport ACE REV-G4  1.25 137"2025
Ski-Doo Grand Touring 900 Sport ACE REV-G4 ES/R 137"2019-2022
Ski-Doo Grand Touring 900 Turbo LE ACE REV-G4 ES/R 137"2019-2022
Ski-Doo Grand Touring 900 Turbo R LE ACE REV-G4 ES/R 137"2022
Ski-Doo Mach Z 900 Ace Turbo R REV-G4 ES/R 137"2022
Ski-Doo MXZ 600 Blizzard e-tec REV-G4 ES/R 129"2019
Ski-Doo MXZ 600 Neo EFI-40 REV-G4 1.0 120"2023
Ski-Doo MXZ 600 Neo EFI-45 REV-G4 1.0 120"2024
Ski-Doo MXZ 600 Neo EFI-45 REV-G4  1.0 120"2025
Ski-Doo MXZ 600 Neo+ EFI-55 REV-G4 1.25 120"2023, 2025
Ski-Doo MXZ 600 Neo+ EFI-60 REV-G4 1.25 120"2024
Ski-Doo MXZ 600 R e-tec REV-G4 ES/R 129"2018
Ski-Doo MXZ 600 Sport EFI REV-G4 1.25 129"2023-2025
Ski-Doo MXZ 600 Sport EFI REV-G4 1.25 137"2024
Ski-Doo MXZ 600 Sport EFI REV-G4  1.25 137"2025
Ski-Doo MXZ 600 Sport EFI REV-G4 ES/R 129"2021-2022
Ski-Doo MXZ 600 TNT e-tec REV-G4 ES/R 129"2019-2022
Ski-Doo MXZ 600 X e-tec REV-G4 ES/R 129"2019-2022
Ski-Doo MXZ 600 X-RS e-tec REV-G4 ES/R 129"2019-2022
Ski-Doo MXZ 600R Blizzard e-tec REV-G4 1.25 129"2023
Ski-Doo MXZ 600R X-RS e-tec REV-G4 1.5 129"2023
Ski-Doo MXZ 850 Blizzard e-tec REV-G4 ES/R 129"2018-2019
Ski-Doo MXZ 850 TNT e-tec REV-G4 ES/R 129"2018-2022
Ski-Doo MXZ 850 X e-tec REV-G4 ES/R 129"2018-2022
Ski-Doo MXZ 850 X-RS e-tec REV-G4 ES/R 129"2018-2022
Ski-Doo MXZ 850 X-RS with SAS e-tec REV-G4 ES/R 129"2022
Ski-Doo Renegade 600 Adrenaline e-tec REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 600 Enduro e-tec REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 600 Sport ACE REV-G4 1.25 137"2024-2025
Ski-Doo Renegade 600 Sport ACE REV-G4 1.35 137"2023
Ski-Doo Renegade 600 Sport ACE REV-G4 ES/R 137"2020-2022
Ski-Doo Renegade 600 Sport EFI REV-G4 1.35 137"2023
Ski-Doo Renegade 600 Sport EFI REV-G4 ES/R 137"2021-2022
Ski-Doo Renegade 600 X e-tec REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 600 X-RS Comp. Package e-tec REV-G4 ES/R 137"2022
Ski-Doo Renegade 600R Adrenaline e-tec REV-G4 1.25 137"2023
Ski-Doo Renegade 600R Enduro e-tec REV-G4 1.25 137"2023
Ski-Doo Renegade 600R X e-tec REV-G4 1.25 137"2023
Ski-Doo Renegade 600R X e-tec REV-G4 1.5 137"2023
Ski-Doo Renegade 600R X-RS Comp. Package e-tec REV-G4 R 1.25 137"2023
Ski-Doo Renegade 850 Adrenaline e-tec REV-G4 ES/R 137"2018-2022
Ski-Doo Renegade 850 Backcountry e-tec REV-G4 R 146"2018
Ski-Doo Renegade 850 Backcountry X e-tec REV-G4 R 146"2018
Ski-Doo Renegade 850 Enduro e-tec REV-G4 1.25 137"2023
Ski-Doo Renegade 850 Enduro e-tec REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 850 X e-tec REV-G4 ES/R 137"2018-2022
Ski-Doo Renegade 850 X-RS e-tec REV-G4 ES/R 137"2018, 2020-2022
Ski-Doo Renegade 850 X-RS with SAS e-tec REV-G4 ES/R 137"2022
Ski-Doo Renegade 900 Adrenaline ACE REV-G4 1.25 137"2023
Ski-Doo Renegade 900 Adrenaline ACE REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 900 Adrenaline ACE Turbo R REV-G4 1.25 137"2023
Ski-Doo Renegade 900 Adrenaline ACE Turbo R REV-G4 ES/R 137"2022
Ski-Doo Renegade 900 Adrenaline ACE Turbo REV-G4 1.25 137"2023
Ski-Doo Renegade 900 Adrenaline ACE Turbo REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 900 Enduro ACE REV-G4 1.25 137"2023
Ski-Doo Renegade 900 Enduro ACE REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 900 Enduro ACE Turbo R REV-G4 1.25 137"2023
Ski-Doo Renegade 900 Enduro ACE Turbo R REV-G4 ES/R 137"2022
Ski-Doo Renegade 900 Enduro ACE Turbo REV-G4 1.25 137"2023
Ski-Doo Renegade 900 Enduro ACE Turbo REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 900 X ACE Turbo R REV-G4 1.25 137"2023
Ski-Doo Renegade 900 X ACE Turbo R REV-G4 1.5 137"2023
Ski-Doo Renegade 900 X ACE Turbo REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 900 X-RS ACE Turbo R REV-G4 1.25 137"2023
Ski-Doo Renegade 900 X-RS ACE Turbo R REV-G4 1.5 137"2023
Ski-Doo Renegade 900 X-RS ACE Turbo R Smart Shox REV-G4 1.5 137"2023
Ski-Doo Renegade 900 X-RS ACE Turbo REV-G4 ES/R 137"2019-2022
Ski-Doo Renegade 900 X-RS with SAS ACE Turbo REV-G4 ES/R 137"2022
Ski-Doo Skandic 600 LE ACE REV-G4 1.5 154"2023-2024
Ski-Doo Skandic 600 LE ACE REV-G4  1.5 154"2025
Ski-Doo Skandic 600 LE EFI REV-G4 1.5 154"2023-2024
Ski-Doo Skandic 600 LE EFI REV-G4  1.5 154"2025
Ski-Doo Skandic 600 Sport EFI REV-G4 1.25 154"2024-2025
Ski-Doo Skandic 600 Sport EFI REV-G4 1.35 154"2023
Ski-Doo Skandic 600 Sport EFI REV-G4 ES/R 154"2021-2022
Ski-Doo Skandic 600 SWT e-tec REV-G4 ES/R 154"2021-2022
Ski-Doo Skandic 600 WT ACE REV-G4 ES/R 154"2021-2022
Ski-Doo Skandic 600 WT e-tec REV-G4 ES/R 154"2021-2022
Ski-Doo Skandic 600 WT EFI REV-G4 ES/R 154"2021-2022
Ski-Doo Skandic 600R LE e-tec REV-G4 20" 1.5 154"2023-2024
Ski-Doo Skandic 600R LE e-tec REV-G4  20" 1.5 154"2025
Ski-Doo Skandic 600R LE e-tec REV-G4 24" 1.5 154"2023-2024
Ski-Doo Skandic 600R LE e-tec REV-G4  24" 1.5 154"2025
Ski-Doo Skandic 600R SE e-tec REV-G4 20" 1.5 154"2023-2024
Ski-Doo Skandic 600R SE e-tec REV-G4  20" 1.5 154"2025
Ski-Doo Skandic 600R SE e-tec REV-G4 20" 1.8 154"2023-2024
Ski-Doo Skandic 600R SE e-tec REV-G4  20" 1.8 154"2025
Ski-Doo Skandic 600R SE e-tec REV-G4 24" 1.5 154"2023-2024
Ski-Doo Skandic 600R SE e-tec REV-G4  24" 1.5 154"2025
Ski-Doo Skandic 900 LE ACE REV-G4 20" 1.5 154"2023-2025
Ski-Doo Skandic 900 LE ACE REV-G4 24" 1.5 154"2023-2025
Ski-Doo Skandic 900 SE ACE REV-G4  20" 1.5 154"2023-2025
Ski-Doo Skandic 900 SE ACE REV-G4  20" 1.8 154"2023-2025
Ski-Doo Skandic 900 SE ACE REV-G4  24" 1.5 154"2023-2025
Ski-Doo Skandic 900 SE ACE Turbo REV-G4 20" 1.5 154"2024
Ski-Doo Skandic 900 SE ACE Turbo REV-G4 20" 1.8 154"2024
Ski-Doo Skandic 900 SE ACE Turbo REV-G4 24" 1.5 154"2024
Ski-Doo Skandic 900 SWT ACE REV-G4 ES/R 154"2021-2022
Ski-Doo Skandic 900 WT ACE REV-G4 ES/R 154"2021-2022
Ski-Doo Summit 600 SP e-tec REV-G4 R 2.5 146"2019-2022
Ski-Doo Summit 600 SP e-tec REV-G4 R 2.5 154"2019-2022
Ski-Doo Summit 600 SP e-tec REV-G4 R 3.0 154"2019-2022
Ski-Doo Summit 850 Edge e-tec REV-G4 R 2.5 154"2022
Ski-Doo Summit 850 Edge e-tec REV-G4 R 3.0 154"2022
Ski-Doo Summit 850 Edge e-tec REV-G4 R 3.0 165"2022
Ski-Doo Summit 850 Edge e-tec REV-G4 R 3.0 175"2022
Ski-Doo Summit 850 SP e-tec REV-G4 R 146"2018
Ski-Doo Summit 850 SP e-tec REV-G4 R 2.5 146"2019-2022
Ski-Doo Summit 850 SP e-tec REV-G4 R 2.5 154"2018-2022
Ski-Doo Summit 850 SP e-tec REV-G4 R 2.5 165"2018-2022
Ski-Doo Summit 850 SP e-tec REV-G4 R 3.0 154"2018-2022
Ski-Doo Summit 850 SP e-tec REV-G4 R 3.0 165"2018-2022
Ski-Doo Summit 850 SP e-tec REV-G4 R 3.0 175"2018-2021
Ski-Doo Summit 850 X e-tec REV-G4 R 2.5 154"2018-2022
Ski-Doo Summit 850 X e-tec REV-G4 R 2.5 165"2018-2022
Ski-Doo Summit 850 X e-tec REV-G4 R 3.0 154"2018-2022
Ski-Doo Summit 850 X e-tec REV-G4 R 3.0 165"2018-2022
Ski-Doo Summit 850 X e-tec REV-G4 R 3.0 175"2018-2020
Ski-Doo Summit 850 X Expert e-tec REV-G4 R 2.5 154"2021-2022
Ski-Doo Summit 850 X Expert e-tec REV-G4 R 3.0 154"2020-2022
Ski-Doo Summit 850 X Expert e-tec REV-G4 R 3.0 165"2020-2022
Ski-Doo Summit 850 X Expert e-tec REV-G4 R 3.0 175"2021
Ski-Doo Summit 850 X Expert Turbo e-tec REV-G4 R 2.5 154"2021-2022
Ski-Doo Summit 850 X Expert Turbo e-tec REV-G4 R 3.0 154"2021-2022
Ski-Doo Summit 850 X Expert Turbo e-tec REV-G4 R 3.0 165"2021-2022
Ski-Doo Summit 850 X Expert Turbo e-tec REV-G4 R 3.0 175"2021-2022
Ski-Doo Summit 850 X Turbo e-tec REV-G4 R 2.5 154"2021-2022
Ski-Doo Summit 850 X Turbo e-tec REV-G4 R 3.0 154"2021-2022
Ski-Doo Summit 850 X Turbo e-tec REV-G4 R 3.0 165"2021-2022
Ski-Doo Summit Neo 600 EFI-40 REV-G4 1.6 146"2023
Ski-Doo Summit Neo 600 EFI-45 REV-G4 1.6 146"2024
Ski-Doo Summit Neo 600 EFI-55 REV-G4 1.6 146"2025
Ski-Doo Summit Neo+ 600 EFI-55 REV-G4 1.75 146"2023
Ski-Doo Summit Neo+ 600 EFI-60 REV-G4 1.75 146"2024
Ski-Doo Summit Neo+ 600 EFI-85 REV-G4 1.75 146"2025
Ski-Doo Tundra 600 LE ACE REV-G4 1.5 154"2024-2025
Ski-Doo Tundra 600 LE EFI REV-G4 1.5 154"2024-2025
Ski-Doo Tundra 600 LT ACE REV-G4 1.5 154"2023
Ski-Doo Tundra 600 LT ACE REV-G4 ES/R 154"2021-2022
Ski-Doo Tundra 600 LT EFI REV-G4 1.5 154"2023
Ski-Doo Tundra 600 LT EFI REV-G4 ES/R 154"2021-2022
Ski-Doo Tundra 600 Sport ACE REV-G4  1.6 146"2021-2025
Ski-Doo Tundra 600 Sport EFI REV-G4  1.6 146"2021-2025

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