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PPE Up Pipe Bolt Set 116121500 Compatible for 2001-2016 GM 6.6L Duramax LB7 LLY LBZ LMM and LML (12 PC)

4.6 (3) Write Review
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$43.01

$ 18 .99 $18.99

In Stock
  • OEM design with washers.
  • Thread length increased to accommodate washer thickness.
  • Two screws are 5 mm longer to accommodate downpipe mounting bracket.
  • Our design preserves thread engagement whereas other companies do not.


Duramax: LB7, LLY, LBZ, LMM, LML (2001-2016)
Features: OEM design with washers. Thread length increased to accommodate washer thickness. Two screws are 5 mm longer to accommodate the downpipe mounting bracket. Our design preserves thread engagement whereas other companies do not.

All 12 screws will be alloy steel 12-point screws in black oxide finish, class 12.9.

(10) M10 x 1.5 x 32 bolt and washer
(12) M10 washers
(2) M10 x 1.5 x 37 bolt and washer


Jonathon o.
Reviewed in the United States on February 11, 2025
Fits perfectly with PPE up pipes and manifolds
John
Reviewed in the United States on August 30, 2023
Perfect fit for my 2004.5 LLY Duramax Sierra. It even came with grease to put on the threads.
Jordan
Reviewed in the United States on November 30, 2023
Buy these before removing up pipes on a duramax because you will end up snapping a couple bolts. Wouldnt want to reuse old bolts due to the fight it takes to get them out.