Walker SoundFX Direct Fit Exhaust Muffler 2.25" Inlet (ID) 2.375" Outlet (OD), 18968
In stock
$155.99
Listed as compatible with this vehicle by the retailer feed.
Check price2003 Nissan Xterra Exhaust Systems
58 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Back to 2003 Nissan Xterra parts
MagnaFlow HM Grade Federal / EPA Compliant Universal Catalytic Converter, 99204HM
In stock
$194.99
Listed as compatible with this vehicle by the retailer feed.
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Dorman Direct Fit Exhaust Manifold: with Heat Shield, 674-599
In stock
$214.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25" Inlet (ID) 2.5" Outlet (OD), 47824
In stock
$219.99
Listed as compatible with this vehicle by the retailer feed.
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BRExhaust Direct-Fit Premium Pipe, 801-113
In stock
$232.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Universal Catalytic Converter - 2" Inlet (ID) 2" Outlet (ID), 93270
In stock
$358.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 24096
In stock
$394.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 51991
In stock
$414.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 447206
In stock
$425.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 93223
In stock
$478.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 93222
In stock
$486.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 93224
In stock
$487.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 93225
In stock
$488.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 49477
In stock
$511.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 49480
In stock
$512.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 14.000 IN, 16500
In stock
$516.99
Listed as compatible with this vehicle by the retailer feed.
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MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 447195
In stock
$521.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 14.000 IN, 16502
In stock
$533.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 25.000 IN, 53346
In stock
$615.99
Listed as compatible with this vehicle by the retailer feed.
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Dorman Manifold Converter - CARB Compliant - For Legal Sale In NY - CA, 673-816
In stock
$656.99
Listed as compatible with this vehicle by the retailer feed.
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Dorman Manifold Converter - CARB Compliant - For Legal Sale In NY - CA, 673-818
In stock
$676.99
Listed as compatible with this vehicle by the retailer feed.
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Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-818
In stock
$767.99
Listed as compatible with this vehicle by the retailer feed.
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Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16997
In stock
$814.99
Listed as compatible with this vehicle by the retailer feed.
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Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-816
In stock
$815.99
Listed as compatible with this vehicle by the retailer feed.
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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.