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-esi8283261
- 1998-dodge-ram-3500-base-esi7664060
- 1999-dodge-ram-2500-base-esi2217687
- 1999-dodge-ram-3500-base-esi6807879
- 1999-ford-f-250-super-duty-lariat-esi1415516
- 1999-ford-f-350-super-duty-lariat-esi2019402
- 1999-ford-f-350-super-duty-xl-esi3666855
- 1999-ford-f-350-super-duty-xlt-esi8963062
- 2000-dodge-ram-2500-base-esi3181566
- 2000-dodge-ram-3500-base-esi5621773
- 2000-ford-excursion-limited-esi1192877
- 2000-ford-f-250-super-duty-lariat-esi7626829
- 2000-ford-f-250-super-duty-xlt-esi5157602
- 2000-ford-f-350-super-duty-lariat-esi2259687
- 2000-ford-f-350-super-duty-xl-esi6682674
- 2001-chevrolet-silverado-2500-hd-base-esi3025009
- 2001-chevrolet-silverado-2500-hd-ls-esi1724547
- 2001-chevrolet-silverado-2500-hd-lt-esi8360150
- 2001-chevrolet-silverado-3500-base-esi5650637
- 2001-chevrolet-silverado-3500-ls-esi8735285
- 2001-chevrolet-silverado-3500-lt-esi8836065
- 2001-dodge-ram-2500-base-esi1343145
- 2001-dodge-ram-3500-base-esi2331311
- 2001-ford-excursion-limited-esi9969571
- 2001-ford-f-250-super-duty-lariat-esi5723119
- 2001-ford-f-250-super-duty-xl-esi8621136
- 2001-ford-f-250-super-duty-xlt-esi6775223
- 2001-ford-f-350-super-duty-lariat-esi7929588
- 2001-ford-f-350-super-duty-xl-esi5746092
- 2001-ford-f-350-super-duty-xlt-esi3766138
- 2001-gmc-sierra-2500-hd-sl-esi5321732
- 2001-gmc-sierra-2500-hd-sle-esi1929050
- 2001-gmc-sierra-2500-hd-slt-esi9041985
- 2001-gmc-sierra-3500-sl-esi4529713
- 2001-gmc-sierra-3500-sle-esi5341532
- 2001-gmc-sierra-3500-slt-esi8356600
- 2002-chevrolet-silverado-2500-hd-base-esi7231008
- 2002-chevrolet-silverado-2500-hd-ls-esi8271439
- 2002-chevrolet-silverado-2500-hd-lt-esi4919915
- 2002-chevrolet-silverado-3500-base-esi4761575
- 2002-chevrolet-silverado-3500-ls-esi8273330
- 2002-chevrolet-silverado-3500-lt-esi8898392
- 2002-dodge-ram-2500-base-esi2589174
- 2002-dodge-ram-3500-base-esi1700478
- 2002-ford-excursion-limited-esi3763749
- 2002-ford-f-250-super-duty-lariat-esi5356024
- 2002-ford-f-250-super-duty-xl-esi6779871
- 2002-ford-f-250-super-duty-xlt-esi4348699
- 2002-ford-f-350-super-duty-lariat-esi1571876
- 2002-ford-f-350-super-duty-xl-esi3108517
- 2002-gmc-sierra-2500-hd-base-esi8721075
- 2002-gmc-sierra-2500-hd-sl-esi6249053
- 2002-gmc-sierra-2500-hd-sle-esi1733576
- 2002-gmc-sierra-2500-hd-slt-esi7074096
- 2002-gmc-sierra-3500-base-esi2488029
- 2002-gmc-sierra-3500-sl-esi6727456
- 2002-gmc-sierra-3500-sle-esi8796748
- 2002-gmc-sierra-3500-slt-esi6145500
- 2003-chevrolet-silverado-2500-hd-base-esi2153581
- 2003-chevrolet-silverado-2500-hd-ls-esi4310214
- 2003-chevrolet-silverado-2500-hd-lt-esi9109829
- 2003-chevrolet-silverado-3500-base-esi2136188
- 2003-chevrolet-silverado-3500-ls-esi8650102
- 2003-chevrolet-silverado-3500-lt-esi8876536
- 2003-dodge-ram-2500-st-esi1420668
- 2003-ford-excursion-eddie-bauer-esi7769911
- 2003-ford-f-250-super-duty-lariat-esi4733214
- 2003-ford-f-250-super-duty-xl-esi1912818
- 2003-ford-f-250-super-duty-xlt-esi6641844
- 2003-ford-f-350-super-duty-lariat-esi7416528
- 2003-ford-f-350-super-duty-xl-esi7539224
- 2003-ford-f-350-super-duty-xlt-esi1341997
- 2003-gmc-sierra-2500-hd-base-esi9593787
- 2003-gmc-sierra-2500-hd-sle-esi8826326
- 2003-gmc-sierra-2500-hd-slt-esi5447652
- 2003-gmc-sierra-2500-hd-wt-esi8536429
- 2003-gmc-sierra-3500-base-esi7856973
- 2003-gmc-sierra-3500-sle-esi7973386
- 2003-gmc-sierra-3500-slt-esi7789786
- 2004-chevrolet-silverado-2500-hd-base-esi5687188
- 2004-chevrolet-silverado-2500-hd-ls-esi4370544
- 2004-chevrolet-silverado-2500-hd-lt-esi3635663
- 2004-chevrolet-silverado-2500-hd-wt-esi8778627
- 2004-chevrolet-silverado-3500-base-esi6299715
- 2004-chevrolet-silverado-3500-ls-esi3342811
- 2004-chevrolet-silverado-3500-lt-esi3975917
- 2004-chevrolet-silverado-3500-wt-esi7306919
- 2004-dodge-ram-2500-slt-esi9024519
- 2004-dodge-ram-2500-st-esi9378056
- 2004-dodge-ram-3500-slt-esi4539023
- 2004-dodge-ram-3500-st-esi6235239
- 2004-ford-f-250-super-duty-harley-davidson-edition-esi6452473
- 2004-ford-f-250-super-duty-king-ranch-esi5326949
- 2004-ford-f-250-super-duty-lariat-esi2615972
- 2004-ford-f-250-super-duty-xl-esi8581092
- 2004-ford-f-250-super-duty-xlt-esi7154529
- 2004-ford-f-350-super-duty-harley-davidson-edition-esi5750274
- 2004-ford-f-350-super-duty-king-ranch-esi3661228
- 2004-ford-f-350-super-duty-lariat-esi6330549
- 2004-ford-f-350-super-duty-xl-esi8994541
- 2004-ford-f-350-super-duty-xlt-esi5107158
- 2004-gmc-sierra-2500-hd-base-esi7529784
- 2004-gmc-sierra-2500-hd-sle-esi1782734
- 2004-gmc-sierra-2500-hd-slt-esi4753857
- 2004-gmc-sierra-2500-hd-wt-esi6975628
- 2004-gmc-sierra-3500-base-esi3991681
- 2004-gmc-sierra-3500-sle-esi1661567
- 2004-gmc-sierra-3500-slt-esi7467255
- 2004-gmc-sierra-3500-wt-esi4842876
- 2005-chevrolet-silverado-2500-hd-base-esi6037621
- 2005-chevrolet-silverado-2500-hd-ls-esi7983488
- 2005-chevrolet-silverado-2500-hd-lt-esi3515565
- 2005-chevrolet-silverado-3500-base-esi7023973
- 2005-chevrolet-silverado-3500-ls-esi8363376
- 2005-chevrolet-silverado-3500-lt-esi2286251
- 2005-dodge-ram-2500-laramie-esi9207614
- 2005-dodge-ram-3500-laramie-esi2116218
- 2005-dodge-ram-3500-slt-esi1874493
- 2005-dodge-ram-3500-st-esi8488800
- 2005-ford-f-250-super-duty-harley-davidson-edition-esi6118061
- 2005-ford-f-250-super-duty-king-ranch-esi6889365
- 2005-ford-f-250-super-duty-lariat-esi5811467
- 2005-ford-f-250-super-duty-xl-esi9823334
- 2005-ford-f-250-super-duty-xlt-esi7814682
- 2005-ford-f-350-super-duty-harley-davidson-edition-esi1227551
- 2005-ford-f-350-super-duty-king-ranch-esi9902658
- 2005-ford-f-350-super-duty-lariat-esi4168858
- 2005-ford-f-350-super-duty-xl-esi7858499
- 2005-ford-f-350-super-duty-xlt-esi8060893
- 2005-gmc-sierra-2500-hd-base-esi9068866
- 2005-gmc-sierra-2500-hd-sle-esi2692884
- 2005-gmc-sierra-2500-hd-slt-esi6780325
- 2005-gmc-sierra-2500-hd-wt-esi2630778
- 2005-gmc-sierra-3500-base-esi7652563
- 2005-gmc-sierra-3500-sle-esi3979783
- 2005-gmc-sierra-3500-slt-esi3683983
- 2005-gmc-sierra-3500-wt-esi8976369
- 2006-chevrolet-silverado-2500-hd-ls-esi6328740
- 2006-chevrolet-silverado-2500-hd-lt-esi1101345
- 2006-chevrolet-silverado-2500-hd-wt-esi8314636
- 2006-chevrolet-silverado-3500-ls-esi6148348
- 2006-chevrolet-silverado-3500-lt-esi3425959
- 2006-chevrolet-silverado-3500-wt-esi9695265
- 2006-dodge-ram-2500-laramie-esi1674821
- 2006-dodge-ram-2500-slt-esi3264819
- 2006-dodge-ram-2500-sport-esi5892600
- 2006-dodge-ram-2500-st-esi5344308
- 2006-dodge-ram-2500-trx4-esi5733615
- 2006-dodge-ram-3500-laramie-esi8988573
- 2006-dodge-ram-3500-slt-esi8062604
- 2006-dodge-ram-3500-sport-esi2946849
- 2006-dodge-ram-3500-st-esi6603274
- 2006-ford-f-250-super-duty-harley-davidson-edition-esi7878614
- 2006-ford-f-250-super-duty-king-ranch-esi9210377
- 2006-ford-f-250-super-duty-lariat-esi1656523
- 2006-ford-f-250-super-duty-xl-esi9930246
- 2006-ford-f-250-super-duty-xlt-esi9121439
- 2006-ford-f-350-super-duty-harley-davidson-edition-esi6942166
- 2006-ford-f-350-super-duty-king-ranch-esi5980340
- 2006-ford-f-350-super-duty-lariat-esi8457088
- 2006-ford-f-350-super-duty-xl-esi7159865
- 2006-ford-f-350-super-duty-xlt-esi4473515
- 2006-gmc-sierra-2500-hd-sl-esi2716956
- 2006-gmc-sierra-2500-hd-sle-esi9060839
- 2006-gmc-sierra-2500-hd-slt-esi7934346
- 2006-gmc-sierra-2500-hd-wt-esi2669411
- 2006-gmc-sierra-3500-sl-esi7323501
- 2006-gmc-sierra-3500-sle-esi9247552
- 2006-gmc-sierra-3500-slt-esi9407530
- 2006-gmc-sierra-3500-wt-esi3155288
- 2007-dodge-ram-2500-laramie-esi1138484
- 2007-dodge-ram-2500-slt-esi2954505
- 2007-dodge-ram-2500-sport-esi9054879
- 2007-dodge-ram-2500-st-esi6447039
- 2007-dodge-ram-2500-trx4-esi1116573
- 2007-dodge-ram-3500-laramie-esi8342028
- 2007-dodge-ram-3500-slt-esi4374188
- 2007-dodge-ram-3500-sport-esi4343174
- 2007-dodge-ram-3500-st-esi2894308
- 2007-dodge-ram-3500-trx4-esi9650271
- 2007-ford-f-250-super-duty-harley-davidson-edition-esi2573331
- 2007-ford-f-250-super-duty-king-ranch-esi9517155
- 2007-ford-f-250-super-duty-lariat-esi8441316
- 2007-ford-f-250-super-duty-xl-esi2777720
- 2007-ford-f-250-super-duty-xlt-esi8502718
- 2007-ford-f-350-super-duty-harley-davidson-edition-esi8287604
- 2007-ford-f-350-super-duty-king-ranch-esi4436715
- 2007-ford-f-350-super-duty-lariat-esi8686897
- 2007-ford-f-350-super-duty-xl-esi1029255
- 2007-ford-f-350-super-duty-xlt-esi8137277
- Bucket:Dodge
- Bucket:Ford
- EPA:N/A
- Exhaust- Mufflers & Tips>Connecting Pipes
- LTL:N
- MPN:15451
- Non-CARB:Y
- Prop65:N
- SpecialOrder:Y