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1970 C3 Corvette 454 Engine Dual Exhaust System
SKU: 70-Chevy-Corv-454-ClasE
1970 Corvette 454 Dual Exhaust System – OEM Style
This exhaust system is made for 1970 Corvettes with a 454 engine and is built to match original factory specs. It includes 2-1/2" pipes and 2" outlet mufflers, available in aluminized or stainless steel. Optional upgrades include turbo mufflers and a clamp/hanger kit.
1970 C3 Corvette 454 Engine Dual Exhaust System
Restore the deep rumble and factory-correct performance of your big block C3 with this 1970 C3 Corvette 454 Engine Dual Exhaust System. Designed to fit Corvettes equipped with the 454 engine, this system is handcrafted to OEM specifications, delivering the original look, sound, and fit your classic Corvette deserves.
Available in aluminized or stainless steel, this dual exhaust setup is perfect for restorations, daily cruisers, or weekend show cars seeking long-lasting durability with a true stock-style tone.
Standard Kit Includes:- Left & Right Front Exhaust Pipes – 2-1/2" diameter
- Left & Right Rear Exhaust Pipes – 2-1/2" diameter
- Mufflers – 2-1/2" inlet / 2" outlet (OEM-style)
Note: All stainless steel systems require 4–6 weeks to fabricate. Tubing is compression bent to match the original factory design.
Optional Add-Ons:- Turbo Mufflers for a deep, aggressive tone
- Universal Clamp & Hanger Kit (Mild Steel)
- 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
Minor imperfections may be present due to the hand-fabrication process. These systems are ideal for local show cars and driver-level restorations—not intended for concours or date-coded builds.
OEM Fitment Only – Please Read:- This system is designed for use with OEM exhaust manifolds only.
- If your Corvette uses aftermarket headers or oversized piping, the front pipes must be cut and modified to fit.
- In such cases, the system is sold as-is and will not be covered under warranty.
Due to increased material and labor costs, refunds are not offered. We do, however, provide free re-bending of any incorrectly fabricated components under these conditions:
- You are using OEM manifolds
- Accurate vehicle information was submitted at the time of order
- Request must be made within 14 days of delivery
- Product must be unused, unmodified, and returned in original packaging
- Subject to a 15% restocking fee
- The customer is responsible for any fitment issues due to incorrect order information
- Designed specifically for 1970 Corvette 454 engines
- OEM-style sound and factory-correct fit
- Available in aluminized or stainless steel
- Built by experienced exhaust fabricators
- Optional upgrades for sound and ease of installation
Get your 1970 Corvette 454 back to factory form with a premium dual exhaust system built for performance, fitment, and original styling—crafted with care, made to last.
- ManufacturerClassic Exhaust
- BrandClassic Exhaust
- MPN70-Chevy-Corv-454
- Part Number_33322470-Chevy-Corv-454
- Part Number70-Chevy-Corv-454
- 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.