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Borla CrateMuffler Big Block Mopar 383/413/426/440 2.5in Offset/Center 14inx4.35inx9in Oval Muffler-Borla-BOR400941
Borla CrateMuffler Big Block Mopar 383/413/426/440 2.5in Offset/Center 14inx4.35inx9in Oval Muffler-Borla-BOR400941
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Borla CrateMuffler Big Block Mopar 383/413/426/440 2.5in Offset/Center 14inx4.35inx9in Oval Muffler

Borla
BOR400941
808422009416
Muffler
18 Units In Stock - Ships Next Business Day
$ 465.99 $ 415.99
FREE Ground Shipping!
$ 415.99

SKU: 400941   |   UPC: 808422009416

Borla CrateMuffler Big Block Mopar 383/413/426/440 V8 2.5in Offset/Center ATAK Muffler Part #400941

Borla 400941 CrateMuffler delivers aggressive ATAK sound tuned for Big Block Chrysler/Dodge/Plymouth/Mopar 383/413/426/440 CID V8 crate and custom engines. This 14in x 4.35in x 9.1in oval muffler with 2.5in offset inlet and center outlet increases power and torque while improving fuel economy and engine life. Experience the Borla Sound of Power with reduced drone and motorsport styling.

Key Features

  • ATAK Sound Technology: Aggressive exhaust note purpose-built for Big Block Mopar V8s, dramatically reduces or eliminates drone through directional tuning.
  • T-304 Stainless Steel: Premium material resists corrosion for long-term performance and durability in all conditions.
  • Directional Design: Inlet offset/center outlet configuration optimizes flow and sound specifically for 383/413/426/440 CID engines; outlet marked by welded bracket on endcap.
  • CNC Precision Manufacturing: All-welded construction ensures exact fit and consistent quality for pipe connections.
  • Million-Mile Warranty: Backed by Borla's commitment to reliability on every CrateMuffler.

Product Notes

  • Muffler is directional; position outlet end (with mounting bracket on endcap) correctly for optimal sound and performance.
  • Designed for moderate output on crate and custom Big Block Mopar V8 applications.
  • Ships as single muffler unit, weighs approximately 10 lbs.

Installation Notes

  • Professional installation recommended.
  • Connects via 2.5in pipe inlet (offset position) and 2.5in pipe outlet (center position); retains OEM-style connections.
  • Compatible with standard exhaust hangers; verify clearance on custom setups.

This Part Fits

Year Make Model Submodel
- Chrysler/Dodge/Plymouth Big Block Mopar V8 Crate/Custom 383 CID
- Chrysler/Dodge/Plymouth Big Block Mopar V8 Crate/Custom 413 CID
- Chrysler/Dodge/Plymouth Big Block Mopar V8 Crate/Custom 426 CID
- Chrysler/Dodge/Plymouth Big Block Mopar V8 Crate/Custom 440 CID

Why Choose Borla?

  • Leaders in stainless steel performance exhaust design for street, off-road, and racing.
  • Power gains, torque increases, and fuel economy improvements from every system.
  • Precision engineering with decades of experience in high-performance applications.

Frequently Asked Questions

  • Q: Will this fit my Big Block Mopar 440 crate engine?
    A: Yes, engineered specifically for 383/413/426/440 CID Big Block Mopar V8 crate and custom motors with 2.5in offset/center configuration.
  • Q: What material is used in construction?
    A: T-304 stainless steel throughout for corrosion resistance and sustained performance.
  • Q: What warranty coverage is provided?
    A: Million-Mile Warranty covers defects in materials and workmanship.

Shipping & Handling

  • Method: Ground shipping via UPS or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Securely boxed with protective padding; approx. 16in x 8in x 10in shipping dimensions
  • Weight: 10 lbs

Request For Information

Have questions about Borla CrateMuffler Big Block Mopar 383/413/426/440 2.5in Offset/Center 14inx4.35inx9in Oval Muffler? Fill out the form below and we'll get back to you by the next business day.
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