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1970 C3 Corvette 350 (Special High Performance) Engine Dual Exhaust System
SKU: 70-Chevy-Corv-350HiPo-ClasE
1970 Corvette 350 SHP Dual Exhaust System – OEM Style
This exhaust system is made for 1970 Corvettes with the 350 Special High Performance engine. It includes 2", 2-1/4", and 2-1/2" pipes with factory-style mufflers and is available in stainless or aluminized steel. Turbo mufflers and hardware kits are optional.
1970 C3 Corvette 350 (Special High Performance) Engine Dual Exhaust System
Enhance the performance, tone, and originality of your C3 with this 1970 C3 Corvette 350 (Special High Performance) Engine Dual Exhaust System. Designed to fit Corvettes equipped with the factory high-performance 350 engine, this system delivers an authentic OEM-style look and sound, while improving exhaust flow and maintaining period-correct specs.
Crafted from aluminized or stainless steel, this system is perfect for enthusiasts, weekend cruisers, and restorers looking for reliable performance and long-lasting build quality. With factory-style bends and fitment, it’s a true match for your small block powerhouse.
What’s Included:- Front Pipes: 2" (front section), 2-1/4" (rear section)
- Rear Pipes: 2-1/2" diameter
- Mufflers: 2-1/2" inlet / 2" dual outlet
All tubing is compression bent, not mandrel bent, for an accurate factory-style appearance.
Note: Stainless steel systems require 4–6 weeks for fabrication.
Available Options (Choose at Checkout):- Turbo Mufflers for a deeper, more aggressive tone
- Universal Mild Steel Clamp & Hanger Kit for easy installation
- Tubing: 16-gauge (1-3/4", 2") / 14-gauge (2-1/4", 2-1/2")
- Mufflers: 18-gauge
- Tubing: 304 stainless, 14-gauge
- Mufflers: 409 stainless, 18-gauge
These systems are designed for driver-level builds and local car show quality, not concours-level restorations. Minor fabrication marks or imperfections are to be expected.
Fitment Notes – OEM Manifolds Only:- This exhaust system is designed to fit OEM exhaust manifolds.
- If you plan to use headers or oversized pipes, you will need to cut and modify the front pipes.
- Systems used in this way are sold as-is and not covered under warranty.
Professional installation is recommended to ensure proper fitment and performance.
Return & Warranty Policy:We do not offer refunds due to the custom nature and material cost of these systems. However, we will provide complimentary re-bending if your system was incorrectly fabricated, under the following conditions:
- You are using OEM manifolds
- Accurate vehicle information was provided at the time of order
- Must be requested within 14 days of delivery
- System must be unused, unmodified, and returned in original packaging
- Returns are subject to a 15% restocking fee
- Any misinformation provided by the customer is their financial responsibility
- Made for 1970 Corvette 350 SHP engine
- Built to original OEM specifications
- Available in aluminized or stainless steel
- Optional mufflers and installation hardware available
- Quality fabrication designed for long-term performance
Complete your restoration or upgrade with a dual exhaust system that delivers authentic sound, OEM fitment, and long-lasting value—built specifically for your 1970 Corvette 350 SHP.
- ManufacturerClassic Exhaust
- BrandClassic Exhaust
- MPN70-Chevy-Corv-350HiPo
- Part Number_33322470-Chevy-Corv-350HiPo
- Part Number70-Chevy-Corv-350HiPo
- Brand NameClassic Exhaust
- VendorClassic Exhaust
- MaterialAluminized Steel, Stainless Steel
- Muffler OptionsStock Muffler(s), Turbo Muffler(s)
- Universal Mild Steel Heavy Duty Clamp/Hanger KitWithout Universal Clamp/Hanger Kit, With Universal 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.