
Pacific Performance
2001-2016 GM 6.6L Duramax Up-pipes Bolt Set 12pcs
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
- 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.

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FAQ
Your Guide to Shopping with Confidence: Essential FAQs for JRB Customs Shop Customers
What products do you offer?
We specialize in a wide range of truck parts, including performance upgrades and customization accessories.
How do I place an order?
Orders can be placed directly through our website with various payment options available.
What is your return policy?
Returns are accepted under specific conditions. Please refer to our Return and Refund Policy for more information.
How can I contact customer support?
Our customer support team is available via email.