Walker Exhaust Pipe Flange Gasket, 31311
In stock
$3.59
Listed as compatible with this vehicle by the retailer feed.
Check price2003 Infiniti QX4 Exhaust Systems
34 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Back to 2003 Infiniti QX4 parts
Walker Exhaust Pipe Flange Gasket, 31397
In stock
$5.79
Listed as compatible with this vehicle by the retailer feed.
Check price
Felpro Exhaust Pipe Flange Gasket, 60674
In stock
$5.79
Listed as compatible with this vehicle by the retailer feed.
Check price
Felpro Exhaust Pipe Flange Gasket, 60835
In stock
$6.29
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Exhaust Pipe Flange Gasket, 31576
In stock
$6.39
Listed as compatible with this vehicle by the retailer feed.
Check price
BRExhaust Exhaust Pipe Flange Gasket, 256-165
In stock
$6.49
Listed as compatible with this vehicle by the retailer feed.
Check price
MAHLE Original Catalytic Converter Gasket, F7480
In stock
$6.99
Listed as compatible with this vehicle by the retailer feed.
Check price
BRExhaust Exhaust Pipe Flange Gasket, 256-792
In stock
$6.99
Listed as compatible with this vehicle by the retailer feed.
Check price
BRExhaust Exhaust Pipe Flange Gasket, 256-535
In stock
$7.99
Listed as compatible with this vehicle by the retailer feed.
Check price
BRExhaust Exhaust Pipe Flange Gasket, 256-1117
In stock
$9.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Victor Reinz Catalytic Converter Gasket, 71-15065-00
In stock
$10.49
Listed as compatible with this vehicle by the retailer feed.
Check price
Victor Reinz Exhaust Manifold Gasket Set, 11-10719-01
In stock
$24.49
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Exhaust Pipe 1.75" Outlet (OD), 53393
In stock
$41.49
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Exhaust Pipe 1.75" Outlet (OD), 53394
In stock
$41.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker SoundFX Direct Fit Exhaust Muffler 2.25" Outlet (OD), 18962
In stock
$98.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.1" Inlet (OD) 2.25" Outlet (OD), 54378
In stock
$138.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker SoundFX Direct Fit Exhaust Muffler 1.75" Inlet (ID), 18963
In stock
$149.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Direct Fit Exhaust Resonator and Pipe Assembly, 53463
In stock
$155.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Direct Fit Exhaust Resonator and Pipe Assembly, 53464
In stock
$175.99
Listed as compatible with this vehicle by the retailer feed.
Check price
BRExhaust Direct-Fit Premium Resonator Assembly, 760-715
In stock
$183.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 1.75" Inlet (ID) 2.1" Outlet (OD), 54377
In stock
$185.99
Listed as compatible with this vehicle by the retailer feed.
Check price
BRExhaust Direct-Fit Premium Resonator, 278-713
In stock
$192.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 49532
In stock
$375.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 49320
In stock
$385.99
Listed as compatible with this vehicle by the retailer feed.
Check price
This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.