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S&S CYCLE 4-1/2" MK45 Performance Slip-On Mufflers - Lava Chrome - 50-State
S&S CYCLE 4-1/2" MK45 Performance Slip-On Mufflers - Lava Chrome - 50-State - Image 2

S&S CYCLE 4-1/2″ MK45 Performance Slip-On Mufflers – Lava Chrome – 50-State

$ 895.95

In stock

4-1/2″ MK45 Performance Slip-On Mufflers – Lava Chrome – 50-State

Part #: 18011810

S&S CYCLE quality guaranteed.

Available for ship to store or drop ship.

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S&S CYCLE 4-1/2″ MK45 Performance Slip-On Mufflers – Lava Chrome – 50-State

Additional information

Weight 26.60 lbs
Part Number

18011810
Punctuated Part Number

1801-1810
Vendor Part Number

5501113
Vendor Punctuated Part Number

550-1113
Commodity Code

1801
Commodity Group

EXHAUST GROUP
Commodity Type

MUFFLERS FOR HARLEY
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Product Description

S&S CYCLE 4-1/2″ MK45 Performance Slip-On Mufflers – Lava Chrome – 50-State

Key Features

  • Lava Chrome finish features the traditional mirror finish of chromium and gives it a smoky radiance for unique dark look with reflective qualities
  • Finish is durable and easy to clean
  • 4-1/2″ OD muffler bodies with stainless steel baffle and RaceTEX cartridge packing
  • Removable dB reducer is (J2825 compliant)
  • Sold in pairs
  • Made in the U.S.A.

Technical Specifications

  • Weight: 26.60 lbs
  • Supplier Number: 550-1113
  • Unit of Measure: Pair

Current Warehouse Inventory

Stock by Location:

  • ✓ Janesville, WI: 2 units
  • ✓ Batavia, NY: 4 units
  • ✓ Dallas, TX: 3 units
  • ✗ Fresno, CA: 0 units
  • ✓ Reno, NV: 2 units
  • ✓ Asheville, NC: 6 units
  • ✓ National: 17 units

Total Available: 34 units

Inventory Last Checked: December 4, 2025 at 1:00 AM UTC
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Thank you for Shopping at Knobtown Cycle!

When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.

Kit Fox – Owner Knobtown Cycle

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