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Speed-Engineering

Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011

PART NUMBER:
25-1011-1
MPN:
25-1011-1
Availability:
Ships from Manufacturer
Shipping:
Free over $98 in U.S. 48
Type:
Long Tube Headers
Vehicle Fitment:
1989-1998 K1500 4WD OBS
Engine Fitment:
4.8L, 5.3L, 6.0L, 6.2L
Material:
304 Stainless Steel
Finish:
Natural
Primary Tube Diameter (in.):
1-7/8
Collector Diameter (in.):
3
Port Style:
Round
Bolts Included:
No
Gaskets Included:
Yes
O2 Bungs:
Yes
O2 Extensions Included:
No
RESTRICTION:
Will Not Ship To California
  • Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011
  • Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011
  • Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011
  • Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011
  • Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011
  • Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011
$339.99

Description

Speed Engineering LS Swap 1-7/8" Long Tube Headers for 1989-98 K1500 4WD OBS Truck 25-1011

Speed Engineering headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Headers are mandrel bent, tig welded, and feature natural stainless steel construction. Headers have been dyno proven.

Features include:

  • Mandrel Bent Tubing
  • Merge Spikes
  • Race Version with "NO" Air & EGR Fittings
  • Full 1 7/8" Primaries
  • 3" Collector
  • Gains over 25+ rwhp
  • LS V8 Engines Only
  • 4.8L, 5.3L, 6.0L 6.2L LS Engines
  • CNC Machined Flanges
  • Natural Stainless Steel
  • Standard Graphite Manifold Gaskets

Vehicle Applications:

  • 1989-1998 K1500 4WD (1/2 ton) OBS

NOTE: WILL NOT FIT ON 2WD APPLICATIONS

NOTE: ONLY WORKS ON 4 WHEEL DRIVE 1/2 TON CHASSIS

Note: If using a larger 4L80E transmission the bellhousing ears may need to be trimmed for proper clearance.

Note: The Y-pipe kit might require modifications for attaching to the factory exhaust.

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Warranty Information

Speed Engineering offers a 1 year manufacture warranty on all of their brand name products. For all other manufacture products sold, warranties would be directed to that specific manufacture.
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