BD Diesel PULSE EXHAUST MANIFOLD STOCK/T3 (1045948) for 1988-1998 Cummins 12-Valve 5.9L

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The BD Diesel Pulse Exhaust Manifold Stock/T3 (1045948) is a performance upgrade for 1988–1998 Cummins 12-Valve 5.9L engines. It features a pulse-tuned design to improve exhaust flow, turbo spool-up, and throttle response while reducing backpressure. Made from high-silicon ductile iron, it offers durability and heat resistance. With a T3 turbo flange, it fits stock turbos and ensures even exhaust distribution. Ideal for performance and heavy-duty use, it enhances engine efficiency, power, and reliability.

Total: $576.95
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Description

The BD Diesel Pulse Exhaust Manifold Stock/T3 (1045948) is a high-performance upgrade designed specifically for the 1988-1998 Cummins 12-Valve 5.9L engine. Engineered to improve exhaust flow and turbo spool-up, this manifold features a pulse-tuned design that enhances throttle response and reduces backpressure. Constructed from high-silicon ductile iron, it offers exceptional durability and resistance to cracking under high-heat conditions. The T3 turbo flange ensures compatibility with stock turbochargers, while the precision-cast design promotes even exhaust distribution across all cylinders. Ideal for performance enthusiasts and heavy-duty applications alike, the BD Diesel Pulse Exhaust Manifold delivers improved efficiency, reliability, and power for your Cummins engine.

Additional information
Weight 24 lbs
Dimensions 27 × 6.5 × 5 in
Fitment

Fitment

1988-1998 Cummins 12-Valve 5.9L

Features

Features

  • High-silicon ductile iron
  • Designed to withstand extreme temperatures and vibration
  • Connection joints allows for expansion and contraction
  • Prevents cracking or exhaust leaks
  • Includes BD Bolt & Spacer Kit
  • Gaskets are available separately (PN: 1045981)
Installation

Installation

INSTALL TIME

  • 2 Hours 30 Minutes

WARRANTY

Parts

  • 36-Months
  • 75,000 Miles
Warning

Warning

  • Not for sale on licensed California vehicles
  • Should not be used on systems that utilize EGR
About brand
BD Diesel Performance is a diesel performance manufacturer focused on reliability and towing performance. The company designs parts that improve durability, power delivery, and vehicle control. BD Diesel products support daily driving, heavy towing, and work-ready diesel trucks. BD Diesel engineers turbochargers, exhaust brakes, transmission upgrades, and fuel system components. Their products help manage heat, control exhaust flow, and protect drivetrain parts. These upgrades improve drivability under load and during long pulls. Diesel owners trust BD Diesel for proven solutions. Whether upgrading a tow rig or improving reliability, BD Diesel delivers parts built for real-world use.
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