SKU: 61953131842

Flowmonster Performance Muffler 2.50 Dual IN/2.50 Dual OUT 11386-FM 409 Stainles

Sale price$64.52 Regular price$71.69
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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24

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Description

Flowmonster Performance Muffler 2.50 Dual IN/2.50 Dual OUT 11386-FM 409 StainlesOverview 409 Stainless Steel performance mufflers! Hidden beneath your ride lies a powerful creature destined to dominate. FlowMonster chambered and straight through style mufflers create an aggressive exhaust note giving a powerful voice to your car truck SUV. FlowMonster mufflers are constructed of 16 gauge aluminized steel and 409 stainless steel and are 100% MIG welded for maximum strength and durability. The chambered design cancels out unwanted

Overview

409 Stainless Steel performance mufflers! Hidden beneath your ride lies a powerful creature destined to dominate. FlowMonster™ chambered and straight through style mufflers create an aggressive exhaust note giving a powerful voice to your car/truck/SUV. FlowMonster mufflers are constructed of 16-gauge aluminized steel and 409 stainless steel and are 100% MIG welded for maximum strength and durability. The chambered design cancels out unwanted frequencies with no packing producing an aggressive exhaust note that will not change with time. FlowMonster chambered mufflers are coated with high heat-resistant silver paint for an aggressive look under your car.
Features:
  • 409 Stainless Steel construction for superior corrosion resistance and good looks
  • Interior construction features high-temp interior sound absorption material delivering a deeper, mellow exhaust tone
  • Perforated High-Flow straight-through tube design for increased exhaust flow
  • Moderate increase in interior tone over most OE mufflers
  • A stainless steel performance muffler at an economical price
  • Internal Design is reversible allowing flexibility to be installed in either direction
  • Sold Individually
Specs Automotive Item Grade High Performance Brand Flowmonster Color Stainless Steel Emission Code 5 Finish Natural Inlet Connection Type Clamp Inlet Diameter (in) 2.5 Inlet Position Dual Inlet Qty 2 Material Stainless Steel Muffler Body Height/Thickness 4 Muffler Body Length (in) 14 Muffler Body Shape Oval Muffler Body Width (in) 9 Muffler Inlet Diameter (in) 2.5 Muffler Outlet Diameter (in) 2.5 Muffler Series Flowmonster Muffler Type Absorption Outlet Connection Type Clamp Outlet Diameter (in) 2.5 Outlet Position Dual Outlet Qty 2 Product Type Muffler Sound Level Moderate Sound Type of Muffler Absorption California Proposition 65 Required Yes Part Number 11386-FM

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 61953131842

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Rick
Whiting, US
★★★★★ 5
2016 Acura Air Filter
Air filter for my 2016 Acura RDX fit great, installed it myself in one minute. Arrived at my house on time and in good condition, driver very courteous and respectful. Thank you very much Rick F.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 22, 2026
J
Verified Purchase
J
Pawtucket, US
★★★★★ 5
Nice filter
Nice filter for acura rdx. Easy to install. Well priced.
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Reviewed in the United States on February 12, 2026
K
Verified Purchase
kevind
Charlottesville, US
★★★★★ 5
Perfect fit
Fit my car perfectly and good quality filter.
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Reviewed in the United States on March 1, 2026
J
Verified Purchase
J. Fleming
Louisville, US
★★★★★ 5
Satisfied with my purchase!
Well made, fit perfect and decent price.
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Reviewed in the United States on September 1, 2025
B
Verified Purchase
Burt st.brice
West Palm Beach, US
★★★★★ 4
New
Looks great no issues with the product am happy with it
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Reviewed in the United States on August 3, 2025

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