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1970-1974 E-Body MOPAR Challenger Cuda 383 426 440 Engines Dual Exhaust System
SKU: 70-74-E-Body-Mopar-Ply-Dod-ClasE
1970-1974 MOPAR Challenger/Cuda Dual Exhaust System – 383, 426 HEMI, 440
This factory-style dual exhaust system is designed for 1970-1974 Dodge Challengers and Plymouth 'Cudas with 383, 426 HEMI, or 440 engines. Made from aluminized or stainless steel, it includes front pipes, resonators, over-the-axle pipes, and mufflers—all built to OEM specs for a classic look and sound.
1970-1974 MOPAR E-Body Challenger/Cuda Dual Exhaust System – Fits 383, 426 HEMI, and 440 Engines
Restore the roar of your classic muscle car with our high-quality dual exhaust system, engineered to fit 1970-1974 Dodge Challenger and Plymouth ‘Cuda models equipped with 383, 426 HEMI, or 440 engines. Whether you’re cruising to a local car show or simply keeping your E-Body true to its factory form, this exhaust system delivers OEM-style performance and tone with the quality and durability your build deserves.
OEM-Style Fabrication – Classic Look, Modern Reliability
This premium stainless steel or aluminized steel system is fabricated to original equipment specifications, replicating the sound, fitment, and visual appeal of the original factory design. All tubing is conventionally bent using a compression method just like the originals—perfect for the enthusiast who wants an authentic restoration with a local car show finish.
Note: Photos are for reference only. Image 1 shows the 1971-1974 340 engine system with floating flanges. Image 2 shows the 1970 340/383 system with welded flanges.
What's Included in the Standard Kit:
- Left & Right Front Pipes (2-1/4” OD | 440 engines: 2-1/2” OD)
- Left & Right Resonators (Inlet/Outlet: 2-1/4” OD)
- Left & Right Over-the-Axle Pipes (2-1/4” OD)
- Left & Right Mufflers (2-1/4” OD)
(426 HEMI applications include a 2-1/2” H-pipe)
Customization Options (Choose at Checkout):
- Resonator(s)
- Resonator Delete Pipes (We include the correct piping)
- Muffler Delete Pipes (We include the correct piping)
- Heavy-Duty Universal Steel Clamp & Hanger Kit
Vehicle Fitment – Built for MOPAR E-Bodies
Dodge Challenger (1970–1974)
- R/T (383, 426 HEMI, 440)
- SE / Rallye (383, 400)
Plymouth Barracuda / ‘Cuda (1970–1974)
- ‘Cuda (383, 426 HEMI, 440)
Important Fitment Notes:
- Manifold Fitment: We verify casting numbers after purchase—please include all known information.
- Running Headers? This system fits ~90% of header setups. However, front pipes will require cutting/modification and should be installed by a professional.
- Chrome Tips Not Included – Sold separately from another vendor.
Quality & Craftsmanship:
- Fabricated to factory-style specs
- Minor imperfections may exist due to standard fabrication process
- Designed for daily drivers and show-quality weekend cruisers (not intended for concours/numbers-matching builds)
- Mufflers: 20-gauge (Aluminized) or 18-gauge (Stainless Steel)
- Tubing: 14-16 gauge, compression-bent
Lead Time: Stainless steel kits with stock mufflers take approx. 4-6 weeks to fabricate.
Returns & Warranty Info
- Eligible Only if Entire System is Incorrect
- Returns must be requested within 14 days of delivery
- 15% restocking fee applies
- Product must be unused and in original condition
Warning: Using headers, oversized pipes, or incorrect vehicle info voids warranty. Any required corrections will be the customer’s responsibility.
Why Choose Our Exhaust System?
- Classic factory-style sound and fitment
- Durable materials built for longevity
- Custom options for the perfect setup
- Designed and built by passionate MOPAR experts
Bring your Challenger or ‘Cuda back to life with a system that blends factory originality with modern reliability. Whether you’re restoring or upgrading, this dual exhaust kit ensures your MOPAR muscle sounds and performs the way it was meant to.
- ManufacturerClassic Exhaust
- BrandClassic Exhaust
- MPN70-74-E-Body-Mopar-Ply-Dod
- Part Number_33322470-74-E-Body-Mopar-Ply-Dod
- Part Number70-74-E-Body-Mopar-Ply-Dod
- Brand NameClassic Exhaust
- VendorClassic Exhaust
- MaterialAluminized Steel, Stainless Steel
- Muffler OptionsOEM Stock Muffler(s), Muffler Delete Pipe(s)
- Resonator OptionsWith Resonator(s), Resonator Delete Pipe(s)
- Universal Mild Steel Heavy Duty Clamp/Hanger KitWith Univseral Clamp/Hanger Kit, Without Univseral Clamp/Hanger Kit
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 SouthernCarParts. 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.
Returns
Should you need to return a part for refund, exchange, or credit, please contact our returns department within 30 days of purchase at orders@southerncarparts.com for a Return Merchandise Authorization (RMA) number. Most problems, such as installation, can be solved with a telephone call (888-631-1433). Southern Car Parts will not accept returned goods without prior authorization and an RMA# written clearly on the exterior of the box. The customer is responsible for freight on all return orders. Parts authorized to be returned, on a non-exchange basis, are subject to a 20% restocking fee. Returns will only be accepted within 30 days of the original date of shipment. Custom painted parts - Once these parts are started, we can refund you less the paint(chemicals) that have been used. Exception is rear spoilers and front splitters, we can refund less 20%.
Custom-made-to-order items are NOT returnable. This includes embroidered floor mats, interior embroidered items, and car covers.
Damages in Shipping
All damages from shipping must be reported to Southern Car Parts within two business days from tracking number delivery confirmation. After two business days, damages become the responsibility of the customer.
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