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918 Crest Ave. | Hillsboro, WI 54634
        
             

Sinister Mfg

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23% OFF
Sinister Mfg Gm  Lly  2500Hd/3500Hd  6.6    Chevy/Gmc Duramax 6.6L Lly Egr Valve/Cooler Delete Kit W/ High Flow Intake Elbow 04.5-05 - Sd-Egrd-Lly-Ie


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
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Egr Delete Kit For Gm Duramax 2011-Early 2015 6.6L Lml - Sd-Egrd-Lml


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
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Duramax Lmm Intake Tube With Egr Delete - Sd-Egrd-Lmm-Ie


Sinister Mfg Duramax Lmm Intake Tube With Egr Delete - Sd-Egrd-Lmm-Ie

Stock Code: SD-EGRD-LMM-IE


$752.70$579.00
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Egr Delete Kit For Gm Duramax 2007.5-2010 6.6L Lmm W/ High Flow Intake Tube & Passenger Side Up-Pipe - Sd-Egrd-Lmm-Ie-Up


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
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Duramax Egr Valve/Cooler Delete Kit - Sd-Egrd-Lly


Sinister Mfg Duramax Egr Valve/Cooler Delete Kit - Sd-Egrd-Lly

Stock Code: SD-EGRD-LLY


$245.70$189.00
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg The Throttle Valve Delete For The 6.7 Cummins Is One The Most Effective Upgrades You Can Do When Deleting Your Egr And Or Dpf.   - Increased Air Flow - Quicker Turbo Spool  - Lower Egts - Smoother Air Provided To Intake Manifold - Sd-Tvd-6.7C


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
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Sinister Diesel Oil Cooler For Ford Powerstroke 2003-2007 6.0L - Fd-Oc-6.0


Sinister Mfg Sinister Diesel Oil Cooler For Ford Powerstroke 2003-2007 6.0L - Fd...

Stock Code: FD-OC-6.0


$401.70$309.00
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Sinister Diesel Egr Delete Kit For Gm Duramax 2004.5-2005 6.6L Lly W/ Passenger Side Up-Pipe - Sd-Egrd-Lly-Up


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
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg 58V Ficm For 6.0 Powerstroke (03-07)A Separate Core Charge Of 300 Will Apply - Sdficm58


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
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg 2008-10 6.4L Powerstroke  Egr Vavle/Cooler Delete  - No Elbow - - Sd-Egrd-6.4


Sinister Mfg 2008-10 6.4L Powerstroke Egr Vavle/Cooler Delete - No Elbow - - S...

Stock Code: SD-EGRD-6.4


$258.70$199.00
SINISTER MFG SINISTER MFG
20% OFF
Sinister Mfg Stand Pipe & Dummy Plug Kit For 6.0 Powerstroke - Fd-Sp-Dp-6.0-05


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
SINISTER MFG SINISTER MFG
Sinister Mfg Sinister Diesel Egr Delete Kit For Gm Duramax 2007.5-2010 6.6L Lmm Gray - Sdg-Egrd-Lmm


Sinister Mfg Sinister Diesel Egr Delete Kit For Gm Duramax 2007.5-2010 6.6L Lmm ...

Stock Code: SDG-EGRD-LMM


$312.06
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Sinister Diesel 5 Stainless Steel Exhaust Kit For Dodge Cummins 2004.5-2007 5.9L - Sd-559-04


Sinister Mfg Sinister Diesel 5 Stainless Steel Exhaust Kit For Dodge Cummins 200...

Stock Code: SD-559-04


$682.50$525.00
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Sinister Diesel 200 Amp Oem High Output Alternator For 2003-2007 Ford 6.0 Powerstroke - Sdalt60200


Sinister Mfg Sinister Diesel 200 Amp Oem High Output Alternator For 2003-2007 Fo...

Stock Code: SDALT60200


$557.70$429.00
SINISTER MFG SINISTER MFG
20% OFF
Sinister Mfg Sinister Diesel Complete Solution Kit W/ Egr Delete And Arp Heads For 2008-2010 6.4L Powerstroke - Sd-Cs-6.4-Egrd


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
SINISTER MFG SINISTER MFG
23% OFF
Sinister Mfg Bypass Oil Filter System For 2006-2007 Cummins 5.9L - Sd-Eof-5.9-06


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
SINISTER MFG SINISTER MFG
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Limitless Performance And Machine
918 Crest Ave. | Hillsboro, WI 54634  
Phone: 608-475-1327 SEND US A TEXT

STORE HOURS
Monday 9:00 am 5:00 pm
Tuesday 9:00 a.m. 5:00 p.m.
Wednesday 9:00 a.m. 5:00 p.m.
Thursday 9:00 am 5:00 pm
Friday 9:00 a.m. 5:00 p.m.
Saturday 9:00 a.m. 3:00 p.m.
Sunday CLOSED  
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