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Exhaust Parts
Catalytic Converters
Chevy
Silverado 2500
2003 Chevy Silverado 2500
Catalytic Converters & Components
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5.3L
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Performance
High-performance upgrades for maximum power
Replacement
OEM-quality replacement components
MagnaFlow® - Diesel Direct Fit Catalytic Converter
36
# 6551736287
$840.00
MagnaFlow® - Diesel Universal Fit Round Body Catalytic Converter
42
# 1198345247
$551.00
MagnaFlow® - Heavy Metal Direct Fit Catalytic Converter
36
# 1198284369
$563.00 - $744.00
MagnaFlow® - Heavy Metal Universal Fit Round Body Catalytic Converter
42
# 1198284412
$194.00 - $248.00
MagnaFlow® - OBDII Direct Fit Catalytic Converter
36
# 1198284475
$1,128.00 - $1,674.00
MagnaFlow® - OBDII Universal Fit Oval Body Catalytic Converter
42
# 1198284409
$425.00 - $570.00
MagnaFlow® - OEM Grade Direct Fit Catalytic Converter
16
# 2671369521
$365.00 - $782.00
MagnaFlow® - OEM Grade Universal Fit Catalytic Converter
42
# 1198284402
$211.00 - $258.00
Davico® - Direct Fit Catalytic Converter and Pipe Assembly
14
# mpn4993171907
$419.52
AP Exhaust® - Universal Fit Catalytic Converter
40
# 1198284448
$234.10 - $714.24
+ Free Shipping
with iD FastTrack
Walker® - CalCat™ Universal Fit Catalytic Converter
82
# 1198284433
$319.94
+ Free Shipping
with iD FastTrack
Walker® - Ultra™ Direct Fit Catalytic Converter
13
# 1198284289
$667.72
+ Free Shipping
with iD FastTrack
Walker® - Ultra™ Direct Fit Catalytic Converter and Pipe Assembly
24
# 1198284472
$439.18 - $670.49
Walker® - Ultra™ Universal Fit Small Oval Body Catalytic Converter
82
# 6551719296
$126.77
+ Save an extra
$7.00
with iD FastTrack
AP Exhaust® - Direct Fit Catalytic Converter
15
# 1198284375
$434.10 - $677.26
+ Free Shipping
with iD FastTrack
AP Exhaust® - Direct Fit Catalytic Converter and Pipe Assembly
21
# 1198284359
$387.51 - $684.96
Eastern Catalytic® - ECO II Direct Fit Catalytic Converter and Pipe Assembly
28
# 6551751307
$632.05
Eastern Catalytic® - Standard Universal Fit Large Oval Body Catalytic Converter
28
# 1198284387
$247.36
AB Catalytic® - Direct Fit Catalytic Converter
0
# 6736486967
$414.25
AB Catalytic® - Direct Fit Catalytic Converter and Pipe Assembly
0
# 6736498975
$414.25 - $449.18
CATCO® - 776 Series Universal Fit Large Oval Body Catalytic Converter
6
# 6693561142
$1,032.05
CATCO® - 91 Series Universal Fit Catalytic Converter
6
# 6693775454
$421.06 - $782.44
CATCO® - Direct Fit Catalytic Converter and Pipe Assembly
6
# 2997113276
$534.10 - $860.87
CATCO® - Pre-OBDII Universal Fit Oval Body Super Duty Catalytic Converter
6
# 2997366753
$420.28
DieselTech® - Diesel Oxidation Catalyst
3
# mpn5272153081
$801.74
JBA® - Catalytic Converter Gasket
0
# 1198345241
$10.61
Mahle® - Catalytic Converter Gasket
0
# mpn4751357971
$11.35
Victor Reinz® - Catalytic Converter Gasket
0
# mpn4738015196
$9.58
Walker® - Ultra™ Universal Fit Small Oval Body Catalytic Converter$126.77 + Save an extra $7.00 with iD FastTrack
