Product Summary

Header-Back Exhaust System Type, Dual Single or Dual

  • Kit is specifically designed to fit the 1968-70 Mopar B-Body
  • System is mandrel bent for maximum performance and includes specially selected mufflers
  • Engineered to deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard
  • Common benefits include improved throttle response, power and mileage
  • Comes with Flowmaster's renowned lifetime limited warranty
See more details

Key Specs

MFG. Part #817390
Exhaust System TypeHeader-Back
Single or DualDual
Exhaust Tubing Diameter2-1/2 Inch
Exhaust System Kit TypeDirect Fit
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Flowmaster 817390 Details

For the person who is looking for a complete Header-back dual exhaust system with a performance sound. This system is mandrel bent for maximum performance and includes specially selected mufflers. American Thunder 2.5 in. systems generally deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The sound level will depend greatly on the engine and level of modification. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

  • Stainless Steel Construction
  • Dyno tuned for maximum performance
  • Patented Delta Flow technology
  • Lifetime limited warranty

Application

1968-1969 Plymouth Satellite 318 CID/5.2L V8
1968-1969 Plymouth Satellite 383 CID/6.3L V8
1968-1970 Dodge Charger 318 CID/5.2L V8
1968-1970 Dodge Charger 383 CID/6.3L V8
1968-1970 Dodge Charger 426 CID/7.0L V8
1968-1970 Dodge Charger 440 CID/7.2L V8
1968-1970 Dodge Coronet 318 CID/5.2L V8
1968-1970 Dodge Coronet 383 CID/6.3L V8
1968-1970 Dodge Coronet 426 CID/7.0L V8
1968-1970 Dodge Coronet 440 CID/7.2L V8
1968-1970 Plymouth Belvedere 318 CID/5.2L V8
1968-1970 Plymouth Belvedere 383 CID/6.3L V8
1968-1970 Plymouth GTX 426 CID/7.0L V8
1968-1970 Plymouth GTX 440 CID/7.2L V8
1968-1970 Plymouth Roadrunner 383 CID/6.3L V8
1968-1970 Plymouth Roadrunner 426 CID/7.0L V8
1969-1970 Plymouth Roadrunner 440 CID/7.2L V8
1968 Dodge Coronet 4.5L V8
1968 Plymouth Belvedere 4.5L V8
1968 Plymouth GTX 318 CID/5.2L V8
1968 Plymouth GTX 383 CID/6.3L V8
1968 Plymouth Roadrunner 318 CID/5.2L V8
1968 Plymouth Roadrunner 4.5L V8
1968 Plymouth Satellite 4.5L V8

Charts

Flowmaster 817390 Specifications

KEY SPECS
MFG. Part #817390
BrandFlowmaster
Exhaust System TypeHeader-Back
Single or DualDual
Exhaust Tubing Diameter2-1/2 Inch
Exhaust System Kit TypeDirect Fit
GENERAL
Exhaust ExitDual Split Rear
Sound LevelModerate/Aggressive
Muffler(s) IncludedYes
Muffler Quantity2
Muffler ConnectionsSingle Inlet | Single Outlet
Drivetrain2WD
Exhaust Tip IncludedNo
Exhaust Tip Quantity0
Exhaust Tip ShapeRound
Exhaust System Material409S Stainless Steel
Exhaust System FinishNatural
Exhaust Pipe ColorNatural
Muffler SeriesSuper 40 Series
Muffler Material409 Stainless Steel
Muffler ColorBlack
Mount TypeUses New Hangers
Inlet QuantityDual
Inlet Size2.50"
Outlet Size2.50"
Tailpipe Diameter2.5"
Catalytic Converter(s) IncludedNo
Hardware IncludedYes
Heat ShieldNo
Sold in QuantityKit
GTIN Code700042027385
Material TypeStainless Steel
Exit LocationRear

Questions & Answers

Customer Impersonation Script