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1970-74 Challenger 2 1/2″ H-pipe exhaust system manifolds w/ mufflers


SKU: TTI-E25MWM-CHA Category:


TTI performance exhaust systems are designed and fabricated in-house using sophisticated CNC machinery and mandrel bent for a precise fit and uninterrupted exhaust flow. Systems are constructed of 16 gauge aluminized tubing to resist heat and corrosion damage. Our high-performance dual systems have proven to deliver more horsepower and torque over stock size exhaust systems while improving exhaust flow.

Manifolds-back exhaust systems include

• Exhaust-Pipes (aka Head-pipes)

• Mid-Section Assembly (H-pipe or X-pipe design)

• Dynomax Super Turbo Mufflers (Available with or without)

• Muffler Hangers (Body brackets sold separately)

• Over-Axle Tailpipes

• Tailpipe Hanger Receptacles

• Clamps & hardware necessary for the bolt-on installation

(!) Required when ordering: Left & right 7-digit manifold casting no’s,

and Auto or Standard transmission

• Manifold casting no’s list: 273-360 383-440 426-Hemi

Additional information

Weight 105 lbs
Dimensions 63 × 22 × 13 in
Engine Size

340, 360, 383, 440, 426 HEMI