| 23% OFF | | | | Sinister Mfg Gm Lly 2500Hd/3500Hd 6.6 Chevy/Gmc Duramax 6.6L Lly Egr Valve... | Stock Code: SD-EGRD-LLY-IE |
| $453.70 | $349.00 |  |  |
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| | 23% OFF | | | | Sinister Mfg Egr Delete Kit For Gm Duramax 2011-Early 2015 6.6L Lml - Sd-Egrd-Lm... | Stock Code: SD-EGRD-LML |
| $323.70 | $249.00 | | |
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| | 23% OFF | | | | Sinister Mfg Duramax Lmm Intake Tube With Egr Delete - Sd-Egrd-Lmm-Ie | Stock Code: SD-EGRD-LMM-IE |
| $752.70 | $579.00 | | |
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| | 23% OFF | | | | Sinister Mfg Egr Delete Kit For Gm Duramax 2007.5-2010 6.6L Lmm W/ High Flow Int... | Stock Code: SD-EGRD-LMM-IE-UP |
| $1,129.70 | $869.00 | | |
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| 23% OFF | | | | Sinister Mfg Duramax Egr Valve/Cooler Delete Kit - Sd-Egrd-Lly | Stock Code: SD-EGRD-LLY |
| $245.70 | $189.00 | | |
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| | 23% OFF | | | | Sinister Mfg The Throttle Valve Delete For The 6.7 Cummins Is One The Most Effec... | Stock Code: SD-TVD-6.7C |
| $154.70 | $119.00 | | |
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| | 23% OFF | | | | Sinister Mfg Sinister Diesel Oil Cooler For Ford Powerstroke 2003-2007 6.0L - Fd... | Stock Code: FD-OC-6.0 |
| $401.70 | $309.00 | | |
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| | 23% OFF | | | | Sinister Mfg Sinister Diesel Egr Delete Kit For Gm Duramax 2004.5-2005 6.6L Lly ... | Stock Code: SD-EGRD-LLY-UP |
| $609.70 | $469.00 | | |
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| 23% OFF | | | | Sinister Mfg 58V Ficm For 6.0 Powerstroke (03-07)A Separate Core Charge Of 300 W... | Stock Code: SDFICM58 |
| $1,103.70 | $849.00 | | |
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| | 23% OFF | | | | Sinister Mfg 2008-10 6.4L Powerstroke Egr Vavle/Cooler Delete - No Elbow - - S... | Stock Code: SD-EGRD-6.4 |
| $258.70 | $199.00 | | |
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| | 20% OFF | | | | Sinister Mfg Stand Pipe & Dummy Plug Kit For 6.0 Powerstroke - Fd-Sp-Dp-6.0-05 | Stock Code: FD-SP-DP-6.0-05 |
| $249.00 | $199.00 | | |
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| | | | | Sinister Mfg Sinister Diesel Egr Delete Kit For Gm Duramax 2007.5-2010 6.6L Lmm ... | Stock Code: SDG-EGRD-LMM |
| | $312.06 | |  |
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| 23% OFF | | | | Sinister Mfg Sinister Diesel 5 Stainless Steel Exhaust Kit For Dodge Cummins 200... | Stock Code: SD-559-04 |
| $682.50 | $525.00 | | |
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| | 23% OFF | | | | Sinister Mfg Sinister Diesel 200 Amp Oem High Output Alternator For 2003-2007 Fo... | Stock Code: SDALT60200 |
| $557.70 | $429.00 | | |
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| | 20% OFF | | | | Sinister Mfg Sinister Diesel Complete Solution Kit W/ Egr Delete And Arp Heads F... | Stock Code: SD-CS-6.4-EGRD |
| $1,936.25 | $1,549.00 | | |
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| | 23% OFF | | | | Sinister Mfg Bypass Oil Filter System For 2006-2007 Cummins 5.9L - Sd-Eof-5.9-06... | Stock Code: SD-EOF-5.9-06 |
| $390.00 | $300.00 | | |
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