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-esi2922306
- 1998-dodge-ram-3500-base-esi8701930
- 1999-dodge-ram-2500-base-esi1434682
- 1999-dodge-ram-3500-base-esi3846730
- 1999-ford-f-250-super-duty-lariat-esi5499089
- 1999-ford-f-250-super-duty-xl-esi9251300
- 1999-ford-f-350-super-duty-lariat-esi5686703
- 1999-ford-f-350-super-duty-xlt-esi3751468
- 2000-dodge-ram-2500-base-esi5810494
- 2000-dodge-ram-3500-base-esi6982234
- 2000-ford-excursion-limited-esi3209152
- 2000-ford-f-250-super-duty-lariat-esi7299015
- 2000-ford-f-250-super-duty-xl-esi1121341
- 2000-ford-f-350-super-duty-lariat-esi9465428
- 2001-chevrolet-silverado-2500-hd-base-esi8669766
- 2001-chevrolet-silverado-2500-hd-ls-esi3098323
- 2001-chevrolet-silverado-2500-hd-lt-esi1555530
- 2001-chevrolet-silverado-3500-base-esi4372589
- 2001-chevrolet-silverado-3500-ls-esi4865489
- 2001-chevrolet-silverado-3500-lt-esi6557092
- 2001-dodge-ram-2500-base-esi4899242
- 2001-dodge-ram-3500-base-esi8610700
- 2001-ford-excursion-limited-esi9725166
- 2001-ford-f-250-super-duty-lariat-esi5323618
- 2001-ford-f-250-super-duty-xl-esi8405602
- 2001-ford-f-250-super-duty-xlt-esi2561248
- 2001-ford-f-350-super-duty-lariat-esi9312569
- 2001-ford-f-350-super-duty-xl-esi2387500
- 2001-gmc-sierra-2500-hd-sl-esi3375908
- 2001-gmc-sierra-2500-hd-sle-esi4874847
- 2001-gmc-sierra-2500-hd-slt-esi5085745
- 2001-gmc-sierra-3500-sl-esi1865112
- 2001-gmc-sierra-3500-sle-esi9867181
- 2001-gmc-sierra-3500-slt-esi6811907
- 2002-chevrolet-silverado-2500-hd-base-esi2358951
- 2002-chevrolet-silverado-2500-hd-ls-esi2174010
- 2002-chevrolet-silverado-2500-hd-lt-esi7577773
- 2002-chevrolet-silverado-3500-base-esi8847475
- 2002-chevrolet-silverado-3500-ls-esi7663373
- 2002-chevrolet-silverado-3500-lt-esi1590386
- 2002-dodge-ram-2500-base-esi6239959
- 2002-dodge-ram-3500-base-esi9705343
- 2002-ford-excursion-limited-esi4774160
- 2002-ford-f-250-super-duty-lariat-esi3793973
- 2002-ford-f-250-super-duty-xl-esi7645603
- 2002-ford-f-350-super-duty-lariat-esi5506708
- 2002-ford-f-350-super-duty-xl-esi8029442
- 2002-gmc-sierra-2500-hd-base-esi6271759
- 2002-gmc-sierra-2500-hd-sl-esi7061220
- 2002-gmc-sierra-2500-hd-sle-esi5756640
- 2002-gmc-sierra-2500-hd-slt-esi3813846
- 2002-gmc-sierra-3500-base-esi7300287
- 2002-gmc-sierra-3500-sl-esi5270111
- 2002-gmc-sierra-3500-sle-esi6378787
- 2002-gmc-sierra-3500-slt-esi2668660
- 2003-chevrolet-silverado-2500-hd-base-esi7569594
- 2003-chevrolet-silverado-2500-hd-ls-esi8274097
- 2003-chevrolet-silverado-2500-hd-lt-esi1067469
- 2003-chevrolet-silverado-3500-base-esi6466448
- 2003-chevrolet-silverado-3500-ls-esi2812125
- 2003-chevrolet-silverado-3500-lt-esi6199871
- 2003-dodge-ram-2500-laramie-esi9167219
- 2003-dodge-ram-2500-slt-esi6095619
- 2003-dodge-ram-2500-st-esi7468776
- 2003-dodge-ram-3500-laramie-esi4032531
- 2003-ford-excursion-eddie-bauer-esi1962999
- 2003-ford-f-250-super-duty-lariat-esi6011560
- 2003-ford-f-250-super-duty-xl-esi3422774
- 2003-ford-f-350-super-duty-king-ranch-esi4112976
- 2003-ford-f-350-super-duty-lariat-esi2674620
- 2003-ford-f-350-super-duty-xl-esi3075253
- 2003-gmc-sierra-2500-hd-base-esi9737712
- 2003-gmc-sierra-2500-hd-sle-esi4179368
- 2003-gmc-sierra-2500-hd-slt-esi3700933
- 2003-gmc-sierra-2500-hd-wt-esi2305224
- 2003-gmc-sierra-3500-base-esi5130388
- 2003-gmc-sierra-3500-sle-esi3630789
- 2003-gmc-sierra-3500-slt-esi3580218
- 2004-chevrolet-silverado-2500-hd-base-esi6461374
- 2004-chevrolet-silverado-2500-hd-ls-esi3879084
- 2004-chevrolet-silverado-2500-hd-lt-esi9142715
- 2004-chevrolet-silverado-2500-hd-wt-esi5132126
- 2004-chevrolet-silverado-3500-base-esi9987919
- 2004-chevrolet-silverado-3500-ls-esi7645560
- 2004-chevrolet-silverado-3500-lt-esi4052521
- 2004-dodge-ram-2500-slt-esi2944023
- 2004-dodge-ram-3500-laramie-esi8465442
- 2004-dodge-ram-3500-slt-esi7388767
- 2004-ford-f-250-super-duty-harley-davidson-edition-esi3944459
- 2004-ford-f-250-super-duty-king-ranch-esi9938092
- 2004-ford-f-250-super-duty-lariat-esi6081335
- 2004-ford-f-250-super-duty-xl-esi4526880
- 2004-ford-f-250-super-duty-xlt-esi6095430
- 2004-ford-f-350-super-duty-harley-davidson-edition-esi3411789
- 2004-ford-f-350-super-duty-king-ranch-esi6725118
- 2004-ford-f-350-super-duty-lariat-esi2849706
- 2004-ford-f-350-super-duty-xl-esi2531786
- 2004-gmc-sierra-2500-hd-base-esi9546502
- 2004-gmc-sierra-2500-hd-sle-esi8288135
- 2004-gmc-sierra-2500-hd-slt-esi5228846
- 2004-gmc-sierra-2500-hd-wt-esi2355750
- 2004-gmc-sierra-3500-base-esi8701470
- 2004-gmc-sierra-3500-sle-esi4300312
- 2004-gmc-sierra-3500-slt-esi1962761
- 2004-gmc-sierra-3500-wt-esi2078612
- 2005-chevrolet-silverado-2500-hd-base-esi3709218
- 2005-chevrolet-silverado-2500-hd-ls-esi6313916
- 2005-chevrolet-silverado-2500-hd-lt-esi7915169
- 2005-chevrolet-silverado-2500-hd-wt-esi7832066
- 2005-chevrolet-silverado-3500-base-esi6736621
- 2005-chevrolet-silverado-3500-ls-esi6306041
- 2005-chevrolet-silverado-3500-lt-esi2702933
- 2005-dodge-ram-2500-laramie-esi1164454
- 2005-dodge-ram-2500-slt-esi3588700
- 2005-dodge-ram-3500-laramie-esi4914947
- 2005-ford-f-250-super-duty-harley-davidson-edition-esi9886506
- 2005-ford-f-250-super-duty-king-ranch-esi3974535
- 2005-ford-f-250-super-duty-lariat-esi5447751
- 2005-ford-f-250-super-duty-xl-esi9170655
- 2005-ford-f-250-super-duty-xlt-esi4212553
- 2005-ford-f-350-super-duty-harley-davidson-edition-esi3291192
- 2005-ford-f-350-super-duty-king-ranch-esi4411901
- 2005-ford-f-350-super-duty-lariat-esi3136325
- 2005-ford-f-350-super-duty-xl-esi3436704
- 2005-ford-f-350-super-duty-xlt-esi3626427
- 2005-gmc-sierra-2500-hd-base-esi5984483
- 2005-gmc-sierra-2500-hd-sle-esi7210414
- 2005-gmc-sierra-2500-hd-slt-esi1015981
- 2005-gmc-sierra-2500-hd-wt-esi9714576
- 2005-gmc-sierra-3500-base-esi8293135
- 2005-gmc-sierra-3500-sle-esi2510611
- 2005-gmc-sierra-3500-slt-esi5962599
- 2005-gmc-sierra-3500-wt-esi8828400
- 2006-chevrolet-silverado-2500-hd-ls-esi4400010
- 2006-chevrolet-silverado-2500-hd-lt-esi9008984
- 2006-chevrolet-silverado-3500-ls-esi5068516
- 2006-chevrolet-silverado-3500-lt-esi3176487
- 2006-dodge-ram-2500-laramie-esi2174111
- 2006-dodge-ram-2500-slt-esi4860670
- 2006-dodge-ram-2500-sport-esi1512872
- 2006-dodge-ram-2500-trx4-esi4266438
- 2006-dodge-ram-3500-laramie-esi5322010
- 2006-dodge-ram-3500-sport-esi5873052
- 2006-ford-f-250-super-duty-harley-davidson-edition-esi6555362
- 2006-ford-f-250-super-duty-king-ranch-esi8232271
- 2006-ford-f-250-super-duty-lariat-esi8964895
- 2006-ford-f-250-super-duty-xl-esi6280513
- 2006-ford-f-250-super-duty-xlt-esi9249867
- 2006-ford-f-350-super-duty-harley-davidson-edition-esi7768459
- 2006-ford-f-350-super-duty-king-ranch-esi4589132
- 2006-ford-f-350-super-duty-lariat-esi7310027
- 2006-ford-f-350-super-duty-xl-esi9294869
- 2006-ford-f-350-super-duty-xlt-esi7437376
- 2006-gmc-sierra-2500-hd-sl-esi4333878
- 2006-gmc-sierra-2500-hd-sle-esi6101341
- 2006-gmc-sierra-2500-hd-slt-esi2635918
- 2006-gmc-sierra-2500-hd-wt-esi1473415
- 2006-gmc-sierra-3500-sl-esi5061911
- 2006-gmc-sierra-3500-sle-esi5483472
- 2006-gmc-sierra-3500-slt-esi1854659
- 2007-chevrolet-silverado-2500-hd-classic-ls-esi1132068
- 2007-chevrolet-silverado-2500-hd-classic-lt-esi3474711
- 2007-chevrolet-silverado-2500-hd-classic-wt-esi2327534
- 2007-chevrolet-silverado-3500-classic-ls-esi3419703
- 2007-chevrolet-silverado-3500-classic-lt-esi4296838
- 2007-chevrolet-silverado-3500-classic-wt-esi4466824
- 2007-dodge-ram-2500-laramie-esi9933610
- 2007-dodge-ram-2500-slt-esi7051770
- 2007-dodge-ram-2500-sport-esi5817006
- 2007-dodge-ram-2500-st-esi3641508
- 2007-dodge-ram-2500-trx4-esi7623893
- 2007-dodge-ram-3500-laramie-esi8832497
- 2007-dodge-ram-3500-slt-esi7784431
- 2007-dodge-ram-3500-sport-esi8123733
- 2007-dodge-ram-3500-st-esi6439874
- 2007-dodge-ram-3500-trx4-esi5579461
- 2007-ford-f-250-super-duty-harley-davidson-edition-esi1764760
- 2007-ford-f-250-super-duty-king-ranch-esi5552146
- 2007-ford-f-250-super-duty-lariat-esi9335847
- 2007-ford-f-250-super-duty-xl-esi8423106
- 2007-ford-f-250-super-duty-xlt-esi2672080
- 2007-ford-f-350-super-duty-harley-davidson-edition-esi4829278
- 2007-ford-f-350-super-duty-king-ranch-esi2624577
- 2007-ford-f-350-super-duty-lariat-esi1074673
- 2007-ford-f-350-super-duty-xl-esi3783817
- 2007-ford-f-350-super-duty-xlt-esi4301042
- 2007-gmc-sierra-2500-hd-classic-sl-esi1837142
- 2007-gmc-sierra-2500-hd-classic-sle-esi9433468
- 2007-gmc-sierra-2500-hd-classic-slt-esi2775146
- 2007-gmc-sierra-3500-classic-sl-esi2244280
- 2007-gmc-sierra-3500-classic-sle-esi8163838
- 2007-gmc-sierra-3500-classic-slt-esi4853468
- 2007-gmc-sierra-3500-classic-wt-esi6999059
- 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