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Street Pack - SP4312ST 4" Straight Round Body Muffler - 3" Center In / 3" Center Out

  • Glass Pack Muffler
  • 4" Straight Round Body
  • 12" Body Length
Pricing: $42.99
Free Standard Ground Shipping


More than just a traditional glasspack! While you can expect similar sound characteristics, a Street Pack features a superior 16-gauge heavy-duty construction, 100% fully welded inside and out, and AKDQ ports for solid durability and formability. The internal core design features 1/2” perforated louvered ports via a unique spiral design, enabling maximum flow and performance. All units are fully reversible for optimal sound control. Proudly produced in North America! 


 Heavy Duty 16-Gauge Aluminized Steel Construction
 Single Packed Internal Design
 Spiral Louvered Core w/ Deep Performance Tone
 AKDQ Necks Allow for Easy Expansion
 Reversible Design for Optimal Sound Control
 1/2” Perforated Louvers 
 100% North American Made


 4" Straight Round Body
 18" Overall Length
 12" Body Length
 3" Center In / 3" Center Out


Package Dimensions
 19" x 5" x 5"
 5.5 lbs.


  • SP4312ST
  • SP4312ST
  • 857414008395
  • Street Pack
  • New


Shipping Information

  • Item Requires Shipping
  • 5.5 lbs.
  • W5.0000” x H19.0000” x L5.0000”
  • Free Standard Ground Shipping