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Product Summary

3 Inch Collector Diameter, Hardware Included

  • Mandrel Bent 1 7/8" diameter primaries with 3" collectors
  • Fits all GM LS engines
  • Designed for use with Doug's Headers LS swap mounts and exhaust systems
  • 3/8" flanges
  • Silver Metallic Ceramic Coating for strong corrosion resistance and heat retention
See more details

Key Specs

MFG. Part #D3350
Weld-UpNo
Collector Diameter3 Inch
Hardware IncludedYes
Collector Reducers IncludedNo
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Dougs Headers D3350 Details

Doug's Headers LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. We understand that engine swap projects often take place over time and careful consideration goes into choosing the right products to suit a range of budgets. That's why we're offering our LS engine swap products a la carte so you can buy product as your build requires with the flexibility to build your project your way.

  • Mandrel Bent 1 7/8" diameter primaries with 3" collectors
  • Fits all GM LS engines
  • Designed for use with Doug's Headers LS swap mounts and exhaust systems
  • 3/8" flanges
  • Silver Metallic Ceramic Coating for strong corrosion resistance and heat retention

CARB Warning

For use on pre-1966 vehicles only

Emissions warning: this part only legal for sale or use in California if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. ++any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering there are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Dougs Headers D3350 Specifications

KEY SPECS
MFG. Part #D3350
BrandDougs Headers
Weld-UpNo
Collector Diameter3 Inch
Hardware IncludedYes
Collector Reducers IncludedNo
GENERAL
Gaskets IncludedYes
Sold in QuantityPair
GTIN Code694342555511
Catalytic Converter(s) IncludedNo
TunedNo
Crossover Pipe IncludedNo
Motor Mounts IncludedNo
Transmission Mount IncludedNo