The MagnaFlow 4" X 34" Extension 15451 includes a 34in. long, 4in. diameter stainless steel pipe optimized for superior flow characteristics and performance. 15451 is produced using precision CNC robotic manufacturing techniques and features 100% durable, corrosion resistant stainless steel construction. Professional installation is highly recommended.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LT |
| 2004-2006 | Chevrolet | Silverado 2500 HD | WT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LS |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | WT |
| 2001-2005 | Chevrolet | Silverado 3500 | Base |
| 2001-2006 | Chevrolet | Silverado 3500 | LS |
| 2001-2006 | Chevrolet | Silverado 3500 | LT |
| 2004,2006 | Chevrolet | Silverado 3500 | WT |
| 2007 | Chevrolet | Silverado 3500 Classic | LS |
| 2007 | Chevrolet | Silverado 3500 Classic | LT |
| 2007 | Chevrolet | Silverado 3500 Classic | WT |
| 1998-2002 | Dodge | Ram 2500 | Base |
| 2003,2005-2007 | Dodge | Ram 2500 | Laramie |
| 2003-2007 | Dodge | Ram 2500 | SLT |
| 2006-2007 | Dodge | Ram 2500 | Sport |
| 2003-2007 | Dodge | Ram 2500 | ST |
| 2006-2007 | Dodge | Ram 2500 | TRX4 |
| 1998-2002 | Dodge | Ram 3500 | Base |
| 2003-2007 | Dodge | Ram 3500 | Laramie |
| 2003-2007 | Dodge | Ram 3500 | SLT |
| 2006-2007 | Dodge | Ram 3500 | Sport |
| 2003-2007 | Dodge | Ram 3500 | ST |
| 2007 | Dodge | Ram 3500 | TRX4 |
| 2003 | Ford | Excursion | Eddie Bauer |
| 2000-2003 | Ford | Excursion | Limited |
| 2000-2003 | Ford | Excursion | XLT |
| 2004-2007 | Ford | F-250 Super Duty | Harley-Davidson Edition |
| 2004-2007 | Ford | F-250 Super Duty | King Ranch |
| 1999-2007 | Ford | F-250 Super Duty | Lariat |
| 1999-2007 | Ford | F-250 Super Duty | XL |
| 1999-2007 | Ford | F-250 Super Duty | XLT |
| 2004-2007 | Ford | F-350 Super Duty | Harley-Davidson Edition |
| 2003-2007 | Ford | F-350 Super Duty | King Ranch |
| 1999-2007 | Ford | F-350 Super Duty | Lariat |
| 1999-2007 | Ford | F-350 Super Duty | XL |
| 1999-2007 | Ford | F-350 Super Duty | XLT |
| 2002-2005 | GMC | Sierra 2500 HD | Base |
| 2001-2002,2006 | GMC | Sierra 2500 HD | SL |
| 2001-2006 | GMC | Sierra 2500 HD | SLE |
| 2001-2006 | GMC | Sierra 2500 HD | SLT |
| 2003-2006 | GMC | Sierra 2500 HD | WT |
| 2007 | GMC | Sierra 2500 HD Classic | SL |
| 2007 | GMC | Sierra 2500 HD Classic | SLE |
| 2007 | GMC | Sierra 2500 HD Classic | SLT |
| 2007 | GMC | Sierra 2500 HD Classic | WT |
| 2002-2005 | GMC | Sierra 3500 | Base |
| 2001-2002,2006 | GMC | Sierra 3500 | SL |
| 2001-2006 | GMC | Sierra 3500 | SLE |
| 2001-2006 | GMC | Sierra 3500 | SLT |
| 2004-2006 | GMC | Sierra 3500 | WT |
| 2007 | GMC | Sierra 3500 Classic | SL |
| 2007 | GMC | Sierra 3500 Classic | SLE |
| 2007 | GMC | Sierra 3500 Classic | SLT |
| 2007 | GMC | Sierra 3500 Classic | WT |
- 1998-dodge-ram-2500-base-esi7117667
- 1998-dodge-ram-3500-base-esi8242901
- 1999-dodge-ram-2500-base-esi2326529
- 1999-dodge-ram-3500-base-esi3498996
- 1999-ford-f-250-super-duty-lariat-esi1074940
- 1999-ford-f-250-super-duty-xl-esi7806145
- 1999-ford-f-350-super-duty-lariat-esi5912096
- 1999-ford-f-350-super-duty-xl-esi7908592
- 1999-ford-f-350-super-duty-xlt-esi6183949
- 2000-dodge-ram-2500-base-esi6188842
- 2000-dodge-ram-3500-base-esi7062028
- 2000-ford-excursion-limited-esi9542323
- 2000-ford-f-250-super-duty-lariat-esi9620614
- 2000-ford-f-250-super-duty-xl-esi3185537
- 2000-ford-f-250-super-duty-xlt-esi8233060
- 2000-ford-f-350-super-duty-lariat-esi2756631
- 2001-chevrolet-silverado-2500-hd-base-esi2957044
- 2001-chevrolet-silverado-2500-hd-ls-esi3037111
- 2001-chevrolet-silverado-2500-hd-lt-esi4958740
- 2001-chevrolet-silverado-3500-base-esi2994910
- 2001-chevrolet-silverado-3500-ls-esi3204004
- 2001-chevrolet-silverado-3500-lt-esi6749717
- 2001-dodge-ram-2500-base-esi9331305
- 2001-dodge-ram-3500-base-esi7348453
- 2001-ford-excursion-limited-esi6024003
- 2001-ford-f-250-super-duty-lariat-esi1211384
- 2001-ford-f-250-super-duty-xl-esi3854225
- 2001-ford-f-250-super-duty-xlt-esi6525885
- 2001-ford-f-350-super-duty-lariat-esi8487846
- 2001-ford-f-350-super-duty-xl-esi4778281
- 2001-gmc-sierra-2500-hd-sl-esi4402324
- 2001-gmc-sierra-2500-hd-sle-esi1102258
- 2001-gmc-sierra-2500-hd-slt-esi5634880
- 2001-gmc-sierra-3500-sl-esi2649136
- 2001-gmc-sierra-3500-sle-esi2221607
- 2001-gmc-sierra-3500-slt-esi4357045
- 2002-chevrolet-silverado-2500-hd-base-esi7419927
- 2002-chevrolet-silverado-2500-hd-ls-esi5259203
- 2002-chevrolet-silverado-2500-hd-lt-esi2738099
- 2002-chevrolet-silverado-3500-base-esi2699733
- 2002-chevrolet-silverado-3500-ls-esi6046586
- 2002-chevrolet-silverado-3500-lt-esi6044293
- 2002-dodge-ram-2500-base-esi4628531
- 2002-dodge-ram-3500-base-esi8884426
- 2002-ford-excursion-limited-esi9769394
- 2002-ford-f-250-super-duty-lariat-esi3878909
- 2002-ford-f-250-super-duty-xl-esi5610587
- 2002-ford-f-250-super-duty-xlt-esi7725226
- 2002-ford-f-350-super-duty-lariat-esi4457733
- 2002-ford-f-350-super-duty-xl-esi4823656
- 2002-ford-f-350-super-duty-xlt-esi5971925
- 2002-gmc-sierra-2500-hd-base-esi1197581
- 2002-gmc-sierra-2500-hd-sl-esi1578470
- 2002-gmc-sierra-2500-hd-sle-esi3766182
- 2002-gmc-sierra-2500-hd-slt-esi8665183
- 2002-gmc-sierra-3500-base-esi5475350
- 2002-gmc-sierra-3500-sl-esi5553357
- 2002-gmc-sierra-3500-sle-esi4246564
- 2002-gmc-sierra-3500-slt-esi2450717
- 2003-chevrolet-silverado-2500-hd-base-esi5367740
- 2003-chevrolet-silverado-2500-hd-ls-esi1076119
- 2003-chevrolet-silverado-2500-hd-lt-esi8511052
- 2003-chevrolet-silverado-3500-base-esi2848072
- 2003-chevrolet-silverado-3500-ls-esi8229289
- 2003-chevrolet-silverado-3500-lt-esi4507690
- 2003-dodge-ram-2500-laramie-esi6000674
- 2003-dodge-ram-2500-slt-esi6095019
- 2003-dodge-ram-2500-st-esi4606781
- 2003-dodge-ram-3500-laramie-esi7469219
- 2003-dodge-ram-3500-slt-esi1175597
- 2003-dodge-ram-3500-st-esi2619947
- 2003-ford-excursion-eddie-bauer-esi8620562
- 2003-ford-f-250-super-duty-lariat-esi5843785
- 2003-ford-f-250-super-duty-xl-esi2229741
- 2003-ford-f-250-super-duty-xlt-esi4217858
- 2003-ford-f-350-super-duty-king-ranch-esi2608092
- 2003-ford-f-350-super-duty-lariat-esi8545734
- 2003-ford-f-350-super-duty-xl-esi1082940
- 2003-gmc-sierra-2500-hd-base-esi2423548
- 2003-gmc-sierra-2500-hd-sle-esi5132635
- 2003-gmc-sierra-2500-hd-slt-esi8306890
- 2003-gmc-sierra-2500-hd-wt-esi6730816
- 2003-gmc-sierra-3500-base-esi1712920
- 2003-gmc-sierra-3500-sle-esi8356903
- 2003-gmc-sierra-3500-slt-esi8296596
- 2004-chevrolet-silverado-2500-hd-base-esi5419397
- 2004-chevrolet-silverado-2500-hd-ls-esi8710219
- 2004-chevrolet-silverado-2500-hd-lt-esi5279862
- 2004-chevrolet-silverado-2500-hd-wt-esi2715677
- 2004-chevrolet-silverado-3500-base-esi3901163
- 2004-chevrolet-silverado-3500-ls-esi3663629
- 2004-chevrolet-silverado-3500-lt-esi8972709
- 2004-chevrolet-silverado-3500-wt-esi6471899
- 2004-dodge-ram-2500-slt-esi3461206
- 2004-dodge-ram-2500-st-esi7768081
- 2004-dodge-ram-3500-laramie-esi9659550
- 2004-dodge-ram-3500-slt-esi3564254
- 2004-dodge-ram-3500-st-esi4295357
- 2004-ford-f-250-super-duty-harley-davidson-edition-esi7264684
- 2004-ford-f-250-super-duty-king-ranch-esi7737414
- 2004-ford-f-250-super-duty-lariat-esi1857208
- 2004-ford-f-250-super-duty-xl-esi3997830
- 2004-ford-f-250-super-duty-xlt-esi3142516
- 2004-ford-f-350-super-duty-harley-davidson-edition-esi2226909
- 2004-ford-f-350-super-duty-king-ranch-esi9454543
- 2004-ford-f-350-super-duty-lariat-esi2609322
- 2004-ford-f-350-super-duty-xl-esi4081579
- 2004-ford-f-350-super-duty-xlt-esi7014740
- 2004-gmc-sierra-2500-hd-base-esi3034024
- 2004-gmc-sierra-2500-hd-sle-esi8911741
- 2004-gmc-sierra-2500-hd-slt-esi3656777
- 2004-gmc-sierra-2500-hd-wt-esi5002137
- 2004-gmc-sierra-3500-base-esi8371728
- 2004-gmc-sierra-3500-sle-esi6326142
- 2004-gmc-sierra-3500-slt-esi3690199
- 2004-gmc-sierra-3500-wt-esi9607992
- 2005-chevrolet-silverado-2500-hd-base-esi1258176
- 2005-chevrolet-silverado-2500-hd-ls-esi5914044
- 2005-chevrolet-silverado-2500-hd-lt-esi3744346
- 2005-chevrolet-silverado-2500-hd-wt-esi5499555
- 2005-chevrolet-silverado-3500-base-esi1425806
- 2005-chevrolet-silverado-3500-ls-esi7140750
- 2005-chevrolet-silverado-3500-lt-esi1640934
- 2005-dodge-ram-2500-laramie-esi8529575
- 2005-dodge-ram-2500-slt-esi1124598
- 2005-dodge-ram-2500-st-esi3405050
- 2005-dodge-ram-3500-laramie-esi9247579
- 2005-dodge-ram-3500-slt-esi8419893
- 2005-dodge-ram-3500-st-esi8403284
- 2005-ford-f-250-super-duty-harley-davidson-edition-esi7190997
- 2005-ford-f-250-super-duty-king-ranch-esi3537116
- 2005-ford-f-250-super-duty-lariat-esi2518669
- 2005-ford-f-250-super-duty-xl-esi5588914
- 2005-ford-f-250-super-duty-xlt-esi4669546
- 2005-ford-f-350-super-duty-harley-davidson-edition-esi6303344
- 2005-ford-f-350-super-duty-king-ranch-esi9763672
- 2005-ford-f-350-super-duty-lariat-esi9427112
- 2005-ford-f-350-super-duty-xl-esi2772791
- 2005-ford-f-350-super-duty-xlt-esi8993998
- 2005-gmc-sierra-2500-hd-base-esi7012492
- 2005-gmc-sierra-2500-hd-sle-esi4405686
- 2005-gmc-sierra-2500-hd-slt-esi3816886
- 2005-gmc-sierra-2500-hd-wt-esi4546384
- 2005-gmc-sierra-3500-base-esi3040468
- 2005-gmc-sierra-3500-sle-esi3685085
- 2005-gmc-sierra-3500-slt-esi3416211
- 2005-gmc-sierra-3500-wt-esi3067124
- 2006-chevrolet-silverado-2500-hd-ls-esi5359958
- 2006-chevrolet-silverado-2500-hd-lt-esi6053782
- 2006-chevrolet-silverado-2500-hd-wt-esi4791497
- 2006-chevrolet-silverado-3500-ls-esi4506736
- 2006-chevrolet-silverado-3500-lt-esi7958134
- 2006-chevrolet-silverado-3500-wt-esi4378103
- 2006-dodge-ram-2500-laramie-esi6843672
- 2006-dodge-ram-2500-slt-esi9043871
- 2006-dodge-ram-2500-sport-esi2159945
- 2006-dodge-ram-2500-st-esi5720958
- 2006-dodge-ram-2500-trx4-esi8426060
- 2006-dodge-ram-3500-laramie-esi5366300
- 2006-dodge-ram-3500-slt-esi5283014
- 2006-dodge-ram-3500-sport-esi3899646
- 2006-dodge-ram-3500-st-esi9948786
- 2006-ford-f-250-super-duty-harley-davidson-edition-esi6096305
- 2006-ford-f-250-super-duty-king-ranch-esi6780111
- 2006-ford-f-250-super-duty-lariat-esi2981987
- 2006-ford-f-250-super-duty-xl-esi1539111
- 2006-ford-f-250-super-duty-xlt-esi5225482
- 2006-ford-f-350-super-duty-harley-davidson-edition-esi6483200
- 2006-ford-f-350-super-duty-king-ranch-esi6769268
- 2006-ford-f-350-super-duty-lariat-esi4521616
- 2006-ford-f-350-super-duty-xl-esi5794000
- 2006-ford-f-350-super-duty-xlt-esi5937907
- 2006-gmc-sierra-2500-hd-sl-esi3424748
- 2006-gmc-sierra-2500-hd-sle-esi5448896
- 2006-gmc-sierra-2500-hd-slt-esi5254448
- 2006-gmc-sierra-2500-hd-wt-esi7214911
- 2006-gmc-sierra-3500-sl-esi5538050
- 2006-gmc-sierra-3500-sle-esi8773914
- 2006-gmc-sierra-3500-slt-esi2836045
- 2006-gmc-sierra-3500-wt-esi9290312
- 2007-chevrolet-silverado-2500-hd-classic-ls-esi1922604
- 2007-chevrolet-silverado-2500-hd-classic-lt-esi1144624
- 2007-chevrolet-silverado-2500-hd-classic-wt-esi9580149
- 2007-chevrolet-silverado-3500-classic-ls-esi3651691
- 2007-chevrolet-silverado-3500-classic-lt-esi7410999
- 2007-chevrolet-silverado-3500-classic-wt-esi4627695
- 2007-dodge-ram-2500-laramie-esi1949453
- 2007-dodge-ram-2500-slt-esi8615543
- 2007-dodge-ram-2500-sport-esi6074098
- 2007-dodge-ram-2500-st-esi6016236
- 2007-dodge-ram-2500-trx4-esi3275269
- 2007-dodge-ram-3500-laramie-esi7388199
- 2007-dodge-ram-3500-slt-esi2127205
- 2007-dodge-ram-3500-sport-esi8109458
- 2007-dodge-ram-3500-st-esi3721707
- 2007-dodge-ram-3500-trx4-esi6519699
- 2007-ford-f-250-super-duty-harley-davidson-edition-esi2549808
- 2007-ford-f-250-super-duty-king-ranch-esi6585434
- 2007-ford-f-250-super-duty-lariat-esi2758660
- 2007-ford-f-250-super-duty-xl-esi2748273
- 2007-ford-f-250-super-duty-xlt-esi3342733
- 2007-ford-f-350-super-duty-harley-davidson-edition-esi5866080
- 2007-ford-f-350-super-duty-king-ranch-esi8602334
- 2007-ford-f-350-super-duty-lariat-esi9514570
- 2007-ford-f-350-super-duty-xl-esi4656106
- 2007-ford-f-350-super-duty-xlt-esi8050181
- 2007-gmc-sierra-2500-hd-classic-sl-esi4907469
- 2007-gmc-sierra-2500-hd-classic-sle-esi9199914
- 2007-gmc-sierra-2500-hd-classic-slt-esi3430123
- 2007-gmc-sierra-2500-hd-classic-wt-esi3400408
- 2007-gmc-sierra-3500-classic-sl-esi4779192
- 2007-gmc-sierra-3500-classic-sle-esi6703845
- 2007-gmc-sierra-3500-classic-slt-esi4424965
- 2007-gmc-sierra-3500-classic-wt-esi4237806
- Bucket:Dodge
- Bucket:Ford
- ClearanceItem:N
- EPA:N/A
- Exhaust- Mufflers & Tips>Connecting Pipes
- fits_1999-2007`Ford`F-250 Super Duty`Lariat~1999-2007`Ford`F-250 Super Duty`XL~1999-2007`Ford`F-250 Super Duty`XLT~2004-2007`Ford`F-350 Super Duty`Harley-Davidson Edition~2003-2007`Ford`F-350 Super Duty`King Ranch~1999-2007`Ford`F-350 Super Duty`Lariat
- fits_1999-2007`Ford`F-350 Super Duty`XL~1999-2007`Ford`F-350 Super Duty`XLT~2002-2005`GMC`Sierra 2500 HD`Base~2001-2002`GMC`Sierra 2500 HD`SL~2006`GMC`Sierra 2500 HD`SL~2001-2006`GMC`Sierra 2500 HD`SLE~2001-2006`GMC`Sierra 2500 HD`SLT
- fits_2001-2005`Chevrolet`Silverado 2500 HD`Base~2001-2006`Chevrolet`Silverado 2500 HD`LS~2001-2006`Chevrolet`Silverado 2500 HD`LT~2004-2006`Chevrolet`Silverado 2500 HD`WT~2007`Chevrolet`Silverado 2500 HD Classic`LS
- fits_2003-2006`GMC`Sierra 2500 HD`WT~2007`GMC`Sierra 2500 HD Classic`SL~2007`GMC`Sierra 2500 HD Classic`SLE~2007`GMC`Sierra 2500 HD Classic`SLT~2007`GMC`Sierra 2500 HD Classic`WT~2002-2005`GMC`Sierra 3500`Base~2001-2002`GMC`Sierra 3500`SL
- fits_2003-2007`Dodge`Ram 2500`SLT~2006-2007`Dodge`Ram 2500`Sport~2003-2007`Dodge`Ram 2500`ST~2006-2007`Dodge`Ram 2500`TRX4~1998-2002`Dodge`Ram 3500`Base~2003-2007`Dodge`Ram 3500`Laramie~2003-2007`Dodge`Ram 3500`SLT~2006-2007`Dodge`Ram 3500`Sport
- fits_2003-2007`Dodge`Ram 3500`ST~2007`Dodge`Ram 3500`TRX4~2003`Ford`Excursion`Eddie Bauer~2000-2003`Ford`Excursion`Limited~2000-2003`Ford`Excursion`XLT~2004-2007`Ford`F-250 Super Duty`Harley-Davidson Edition~2004-2007`Ford`F-250 Super Duty`King Ranch
- fits_2006`Chevrolet`Silverado 3500`WT~2007`Chevrolet`Silverado 3500 Classic`LS~2007`Chevrolet`Silverado 3500 Classic`LT~2007`Chevrolet`Silverado 3500 Classic`WT~1998-2002`Dodge`Ram 2500`Base~2003`Dodge`Ram 2500`Laramie~2005-2007`Dodge`Ram 2500`Laramie
- fits_2006`GMC`Sierra 3500`SL~2001-2006`GMC`Sierra 3500`SLE~2001-2006`GMC`Sierra 3500`SLT~2004-2006`GMC`Sierra 3500`WT~2007`GMC`Sierra 3500 Classic`SL~2007`GMC`Sierra 3500 Classic`SLE~2007`GMC`Sierra 3500 Classic`SLT~2007`GMC`Sierra 3500 Classic`WT
- fits_2007`Chevrolet`Silverado 2500 HD Classic`LT~2007`Chevrolet`Silverado 2500 HD Classic`WT~2001-2005`Chevrolet`Silverado 3500`Base~2001-2006`Chevrolet`Silverado 3500`LS~2001-2006`Chevrolet`Silverado 3500`LT~2004`Chevrolet`Silverado 3500`WT
- LTL:N
- MPN:15451
- Non-CARB:Y
- Prop65:N
- SpecialOrder:Y