Dorman 03109 Exhaust Flange Stud and Nut - Front

OE Quality 60-Day Returns

Dorman 03109 Exhaust Flange Stud and Nut - Front

Brand	Dorman 03109
Bolt Grade	10.9
Dog Point Fastener	No
Item Grade	Standard Replacement
Material	Metal
Package Contents	2 Studs and 2 Nuts
Pilot Point Fastener	No
Stud Length	38
Thread Size #1	M8-1.25
Thread Size #2	M8-1.25
Fits	Nissan and INFINITI · 45 vehicles

Standard replacement. Matches the fit and function of original exhaust flange hardware.

10.9 bolt grade. Built from metal for reliable fastening performance.

Exhaust flange hardware. For secure stud-and-nut connections in the exhaust system.

Cross-references 031094, 0115101004 and N144434 for the same application. See all 3.

$23.32Free shipping

In stock · usually ships same day before 1pm CST

Step 1 — Confirm fitment

Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment

Verify this part fits before purchasing — free returns if it doesn't

Step 2 — Quantity

Free shipping to the continental U.S.

Free returns within 60 days if it doesn't fit when fitment is verified.

Not what you need? See all Exhaust Flange Stud and Nut options

Dorman Exhaust Flange Stud and Nut

Dorman 03109 is an exhaust flange stud and nut set built to match the fit and function of original hardware on select Nissan and INFINITI vehicles. It uses metal construction and standard replacement specifications to support a secure exhaust manifold connection where the factory fastener has worn, corroded, or broken.

Exhaust flange stud and nut for OE-style replacement
Metal construction for everyday exhaust service
Bolt grade 10.9 for strength in demanding underhood conditions
M8-1.25 thread size on both ends
38 mm stud length
Standard replacement item grade
Part number 03109 for catalog and service reference

Fitment and Application

Compatible with exhaust manifold hardware applications on select Nissan Altima, Frontier, Pathfinder, Xterra, Maxima, D21, Sentra, Pulsar NX, and INFINITI QX4 models. Fits 2007-2008 Nissan Altima, N/A; Fits 1998-2001 Nissan Altima, N/A; Fits 1999-2004 Nissan Frontier, N/A; Fits 2001-2004 Nissan Pathfinder, N/A; Fits 2000-2004 Nissan Xterra, Front; Fits 2001-2003 INFINITI QX4, Front; Fits 2001 Nissan Maxima, N/A; Fits 2000 Nissan Maxima, N/A; Fits 1986-1992 Nissan D21, N/A; Fits 1986-1988 Nissan Sentra, Front; Fits 1983-1984 Nissan Pulsar NX, Front. This part cross-references 031094 and N144434 for the same application.

Common Repair Uses

Replacing a broken exhaust manifold stud
Restoring a tight flange connection after corrosion
Addressing exhaust leaks at the manifold joint
Repairing damaged M8-1.25 exhaust hardware threads
Servicing worn fasteners on Nissan Altima, Frontier, Pathfinder, Xterra, and related models

Installation Notes

Verify thread size, stud length, and vehicle application before installation. Clean the mating surfaces and inspect the flange, manifold, and nut threads for damage or distortion. Use the correct torque specification for the vehicle and exhaust joint being serviced.

Quality Assurance

Dorman designs this hardware to match original fit and function on specified vehicles. It is manufactured from quality materials for reliable performance in exhaust service.

This part fits 45 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Position	Notes
2008	Nissan	Altima	3.5L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2007	Nissan	Altima	3.5L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2004	Nissan	Frontier	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2004	Nissan	Pathfinder	3.5L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2004	Nissan	Xterra	2.4L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
2003	INFINITI	QX4	3.5L	V6	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
2003	Nissan	Frontier	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2003	Nissan	Pathfinder	3.5L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2003	Nissan	Xterra	2.4L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
2002	INFINITI	QX4	3.5L	V6	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
2002	Nissan	Frontier	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2002	Nissan	Pathfinder	3.5L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2002	Nissan	Xterra	2.4L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
2001	INFINITI	QX4	3.5L	V6	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
2001	Nissan	Altima	—	—	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2001	Nissan	Frontier	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2001	Nissan	Maxima	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2001	Nissan	Pathfinder	3.5L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2001	Nissan	Xterra	2.4L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
2000	Nissan	Altima	—	—	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2000	Nissan	Frontier	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
2000	Nissan	Maxima	3.0L	V6	N/A	w/California Emissions; Packaging Type: Card; Package Quantity: 1
2000	Nissan	Xterra	2.4L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
1999	Nissan	Altima	—	—	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1999	Nissan	Frontier	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1998	Nissan	Altima	—	—	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1992	Nissan	D21	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1992	Nissan	D21	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1991	Nissan	D21	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1991	Nissan	D21	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1990	Nissan	D21	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1990	Nissan	D21	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1989	Nissan	D21	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1989	Nissan	D21	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1988	Nissan	D21	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1988	Nissan	D21	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1988	Nissan	Sentra	1.6L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
1987	Nissan	D21	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1987	Nissan	D21	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1987	Nissan	Sentra	1.6L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
1986	Nissan	D21	2.4L	L4	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1986	Nissan	D21	3.0L	V6	N/A	Exhaust manifold stud and nut, card packaging, quantity of 1
1986	Nissan	Sentra	1.6L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
1984	Nissan	Pulsar NX	1.5L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
1983	Nissan	Pulsar NX	1.5L	L4	Front	Exhaust manifold stud and nut, card packaging, quantity of 1
No rows match your filter.

Directly replaces or cross-references 3 part numbers

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

0310940115101004N144434