1970 MOPAR B-Body Dual Exhaust System – Fits 383, 426 HEMI & 440 Engines  
For Plymouth Road Runner, GTX, Satellite | Dodge Charger, Coronet, Super Bee

Bring your big-block MOPAR back to life with this premium dual exhaust system, built to match original factory specifications for the legendary 1970 B-Body platforms. Whether you're restoring a Plymouth Road Runner, GTX, or a Dodge Charger R/T, this system delivers that unmistakable MOPAR sound and proper fitment—all while staying true to OEM appearance and layout.

Crafted from high-quality aluminized or stainless steel, this exhaust system is the perfect choice for muscle car enthusiasts who want performance, reliability, and period-correct tone.

Standard Kit Includes:
- Left & Right Exhaust Pipes (383 Engines – 2-1/4"" Diameter)  
- Left & Right Mufflers (OEM-style factory tone)  
- Left & Right Tail Pipes (2-1/4"" Diameter)  
- H-Pipe Included for 426 HEMI & 440 Engines (2-1/2"" Diameter)

Note: One-piece H-pipe kits must be picked up—call to place this type of order.  
Stainless steel systems with stock mufflers require 4–6 weeks to fabricate.

Optional Upgrades:
- Turbo Mufflers – Deep, aggressive tone  
- GlassPak Mufflers – Loud and raw muscle sound  
- Tailpipe Turn-Downs or Prepped for Chrome Tips  
- Clamp & Hanger Kit (Universal Mild Steel)

Chrome tips sold separately by a third-party vendor.

Vehicle Fitment:
Dodge  
- 1970 Charger (including R/T)  
- 1970 Coronet (including Coronet R/T)  
- 1970 Super Bee  

Plymouth  
- 1970 Road Runner  
- 1970 GTX  
- 1970 Satellite (with 440 engine trim)

Engine & Manifold Compatibility:
383 & 440 Manifold Casting Numbers  
- Driver Side: 2951865  
- Passenger Side: 2899879

426 HEMI Manifolds – We’ll verify casting numbers.  
Please provide full engine and vehicle details when ordering to ensure accurate fabrication.

Important Notes:
- Designed for use with OEM manifolds only  
- Header applications require modification to the front pipes (system sold as-is)  
- Flanges may or may not be welded depending on application

Materials & Construction:
All systems are compression bent, replicating OEM production methods. Built to local car show quality and general enthusiast standards—not concours or numbers-matching vehicles.

Material Specs:
- Aluminized Steel:  
 - Tubing: 14–16 Gauge | Mufflers: 18 Gauge  
 - Diameters: 1-3/4", 2", 2-1/4", 2-1/2"

- Stainless Steel:  
  - Tubing: 304 Stainless, 14 Gauge  
  - Mufflers: 409 Stainless, 18 Gauge

Returns & Warranty Policy
- No refunds due to rising material and labor costs  
- Complimentary re-bending for incorrect parts (with OEM info provided at checkout)  
- Returns accepted only if the full system is incorrect  
- Must be requested within 14 days, unused, undamaged, and in original packaging  
- 15% restocking fee applies

Why Choose Our Exhaust Systems?
- Tailored for true 1970 B-Body MOPAR muscle  
- Built to factory specs for proper fit and tone  
- Customizable muffler and tailpipe options  
- Fabricated by enthusiasts who understand the details

Give your 1970 Road Runner, Charger, or GTX the exhaust system it deserves—period-correct fitment, unmistakable MOPAR tone, and quality materials designed to last.