Features: 1.OE Number: The part number for reference is 3944593, please confirm whether it is consistent with the OE you need. 2.Applicable Model: The echaust manifold bolt is replacement for Dodge Ram for Cummins 5.9L 6.7L 2003?2019, replacement for Freightliner MT45 MT55, replacement for Cummins Engine 5.9L, 6.7L, 5.9, 6.7, 2500,3500,4500,5500. 3.Easy Installation: The bolts can be easily installed using basic hand tools, without the need for special skills or equipment. They fit snugly and securely, ensuring a leak proof seal. 4.Ideal Replacement: The bolts are ideal replacement part that meets or exceeds the quality and performance standards of the original equipment manufacturer, ensuring a perfect fit and reliable operation. 5.Precise Fittings: The bolts are precisely machined to meet or exceed OEM specifications, making them a reliable and accurate replacement for the original bolts. Specification: Item Type: Exhaust Manifold Bolts_x000D_ OE: 3944593_x000D_ Material: Iron_x000D_ Fitment:_x000D_ Replacement for Dodge Ram for Cummins 5.9L 6.7L 2003-2019_x000D_ Replacement for Freightliner MT45 MT55_x000D_ _x000D_ Replacement for Cummins Engine 5.9L, 6.7L, 5.9, 6.7, 2500,3500,4500,5500 Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!