- 19% less
Subtotal:$0.00
1970 MOPAR B-Body Dual Exhaust System – 383, 426 HEMI, 440 Engines
This OEM-style dual exhaust system fits 1970 Dodge Charger, Coronet, Super Bee, and Plymouth Road Runner, GTX, and Satellite models with 383, 426 HEMI, or 440 engines. Includes exhaust pipes, mufflers, tailpipes, and H-pipe for 426/440 setups.
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.
Shipping
We utilize UPS, Fedex, and USPS for all of our shipping needs. Carrier choice is based upon availability and needs of the customer and is the sole discretion of PFYC. We always try to ship within 24 hours of order placement (do to the custom nature of some products, shipping within 24 hours is impossible, actual shipping time frames will be listed in the product description). Please keep in mind that some products such as Custom Fit Car Covers, Lloyds Floor Mats, Painted accessories, and Racemesh Products can take 3 -10 days to ship and are charged at time of order placement. Racemesh products take 4 weeks to ship as they are made to order.
Sometimes a product needs to be returned. Our goal is to make this process as painless as possible. If you receive a product that is incorrect, damaged or inferior, please contact us immediately so we can begin the returns process and make sure you receive what you ordered quickly. For all returns, you must receive a Return Merchandise Authorization (RMA) number.
When you send back an item you no longer want, you have two choices for getting credit, assuming you properly followed all guidelines for returns:
You've Changed Your Mind
If you have ordered and received an item from PFYC.com that you no longer want, please follow the directions in the Returning Items section below. Please note that you are responsible for return shipping, and we will not reimburse you for the original shipping cost.
Incorrect or Damaged Product
If you have received damaged merchandise or have received items that you did not order, please contact us by replying to your e-mail receipt, making sure to copy the contents of the receipt in your e-mail. Simply let us know the error or that the product was damaged, and we'll take care of it at no cost to you, including all shipping charges (up to the original amount you paid for shipping). We will wait to receive and inspect the originally-shipped product prior to shipping a replacement. If a product was damaged during shipping, you must retain all materials until the shipper (UPS, FEDEX, etc.) has had a chance to inspect the package, if they choose. Our policy is to replace damaged or incorrect products. If you choose not to accept a replacement, it is considered a regular return and subject to our return policy guidelines listed above.
Replacement Product
If we sent you something in error, and we send the correct item out but do not get the wrong one back within 10 business days, we will charge your credit card for the full amount of the replacement item or the incorrect item plus shipping, whichever is greater.
Warranty Replacement
If you feel a product you have purchased is defective or has failed under warranty, contact us. We will help determine the likelihood it is defective prior to your returning the product for inspection. This will save you time and money if there happens to be another reason for the problem you are having with the product. Once a product has been determined it may be defective and requires further inspection, we will instruct you as to your next course of action. This next step may vary depending on the guidelines set forth by the manufacturer. Shipping costs for returning parts for inspection and returning the part to you are usually your responsibility depending on the manufacturer and what their warranty policy is. More information can be found in our Customer Service section under the Product Warranties section.
Follow the steps below to return items that you no longer want:
If you have any questions about our return policy, please contact us.