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SuperMaxx 1999-03 Ford F-150 2WD & 4WD (5.4L) 3 Valve Interm Tubes w/o Cats
SuperMaxx 1999-03 Ford F-150 2WD & 4WD (5.4L) 3 Valve Interm Tubes w/o Cats

SuperMaxx 1999-03 Ford F-150 2WD & 4WD (5.4L) 3 Valve Interm Tubes w/o Cats

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SuperMaxx 1999-03 Ford F-150 2WD & 4WD (5.4L) 3 Valve Interm Tubes w/o Cats
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SuperMaxx 1999-03 Ford F-150 2WD & 4WD (5.4L) 3 Valve Interm Tubes w/o Cats
SuperMaxx 1999-03 Ford F-150 2WD & 4WD (5.4L) 3 Valve Interm Tubes w/o Cats
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Part # 31172284230
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Important Messages:

  • This product is discontinued.
  • This item ships directly from the manufacturer. It may take an additional business days for Dynatech to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
  • This item 31172284230 is made to order. It will be shipped from our warehouse when it is produced.

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Gain 14 HP and 9 Ft. Lbs. over the factory exhaust system! Dynatech® SuperMaxx stainless steel exhaust systems are engineered to give your Ford F-150 5.4L V8 maximum performance both on and off road. Designed to be a direct replacement fit for restrictive factory exhaust and catalytic converter systems, these systems are a great way to get that extra power you are looking for.

  • System Tube Size: 2-1/2"
  • Material: T-304 Stainless Steel
  • OBD II Compliant: Yes
  • Hardware Included: Gaskets, Bolts, O2 Extensions
  • Fit: Direct Bolt-Up to any factory or aftermarket cat back

311-72284210 Instructions (PDF)

Notes

  1. These products are intended for racing and off-road applications. Not legal for sale or use in the state of California, nor in states which have adopted California emissions standards.

Specs

  • 3/8" laser-cut and machine-ground flanges for a long-lasting, tight seal
  • Computer-designed collectors for maximum air flow
  • True bolt-in — no cutting or welding
  • "OEM-style" triple-layer stainless steel gaskets included for long-term, leak-free service

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