Sinister Diesel - Alternators for Cummins

Sinister Diesel 240 Amp OEM alternators are trusted by many Diesel repair shops and stores to be the “fix-all solution” for the Cummins 5.9L alternator failures which may cause electronics failures due to low voltage from the lack of alternator power that comes from the Ford factory. Sinister Diesel's proudly uses brand new OEM alternator components such as the Stator, Rotor, Rectifier and Regulator to give our customers peace of mind to match our standard of quality. Our alternator will be a direct fitment without any modifications needed. We can proudly stand behind all of our alternators with a 1-year warranty.

Features and Benefits:

• Cast Aluminum Chassis
• Powder Coated in Sinister Blue
• Upgraded High Output Regulator
• Upgraded High-Temperature Bearings
• 1 Year Warranty

Includes:

• High Output 240 Amp Alternator

Note: Because this product exceeds OEM specifications, you must include a High Amp Wiring Upgrade Kit at the time of purchase to maintain the Alternator warranty and prevent damaging the under-sized OEM wiring.

FAQs:

• Q: Does this item have a warranty?
• A: Yes. This item comes with a 1-Year Warranty.

Sinister Diesel 240 Amp OEM alternators are trusted by many Diesel repair shops and stores to be the “fix-all solution” for the Cummins 5.9L alternator failures which may cause electronics failures due to low voltage from the lack of alternator power that comes from the Ford factory. Sinister Diesel's proudly uses brand new OEM alternator components such as the Stator, Rotor, Rectifier and Regulator to give our customers piece of mind to match our standard of quality. Our alternator will be a direct fitment without any modifications needed. We can proudly stand behind all of our alternators with a 1-year warranty.

Features and Benefits:

• Cast Aluminum Chassis
• Powder Coated in Sinister Blue
• Upgraded High Output Regulator
• Upgraded High Temperature Bearings
• 1 Year Warranty

Includes:

• High Output 240 Amp Alternator

Note: Because this product exceeds OEM specifications, you must include a High Amp Wiring Upgrade Kit at the time of purchase to maintain the Alternator warranty and prevent damaging the under-sized OEM wiring.

FAQs:

• Q: Does this item have a warranty?
• A: Yes. This item comes with a 1-Year Warranty.

Sinister Diesel 240 Amp OEM alternators are trusted by many Diesel repair shops and stores to be the “fix all solution” for the Cummins 6.7L alternator failures which may cause electronics failures due to low voltage from the lack of alternator power that comes from the factory. Sinister Diesel's proudly uses brand new OEM alternator components such as the Stator, Rotor, Rectifier and Regulator to give our customers peace of mind to match our standard of quality. Our alternator will be a direct fitment without any modifications needed. We can proudly stand behind all of our alternators with a 1-year warranty.

Features and Benefits:

• Cast Aluminum Chassis
• Powder Coated in Sinister Blue
• Upgraded High Output Regulator
• Upgraded High-Temperature Bearings
• 1 Year Warranty

Includes:

• High Output 240 Amp Alternator

Note: When upgrading to a higher output alternator, we highly recommend upgrading your battery cables.

FAQs:

• Q: Does this item have a warranty?
• A: Yes. This item comes with a 1-Year Warranty.

Sinister Diesel 320 Amp OEM alternators are trusted by many Diesel repair shops and stores to be the “fix all solution” for the Cummins 5.9L alternator failures which may cause electronics failures due to low voltage from the lack of alternator power that comes from the Ford factory. Sinister Diesel's proudly uses brand new OEM alternator components such as the Stator, Rotor, Rectifier and Regulator to give our customers piece of mind to match our standard of quality. Our alternator will be a direct fitment without any modifications needed. We can proudly stand behind all of our alternators with a 1-year warranty.

Features and Benefits:

• Cast Aluminum Chassis
• Powder Coated in Sinister Blue
• Upgraded High Output Regulator
• Upgraded High Temperature Bearings
• 1 Year Warranty

Includes:

• High Output 320 Amp Alternator

Note: Because this product exceeds OEM specifications, you must include a High Amp Wiring Upgrade Kit at the time of purchase to maintain the Alternator warranty and prevent damaging the under-sized OEM wiring.

FAQs:

• Q: Does this item have a warranty?
• A: Yes. This item comes with a 1-Year Warranty.

Sinister Diesel 320 Amp OEM alternators are trusted by many Diesel repair shops and stores to be the “fix all solution” for the Cummins 5.9L alternator failures which may cause electronics failures due to low voltage from the lack of alternator power that comes from the Ford factory. Sinister Diesel's proudly uses brand new OEM alternator components such as the Stator, Rotor, Rectifier and Regulator to give our customers piece of mind to match our standard of quality. Our alternator will be a direct fitment without any modifications needed. We can proudly stand behind all of our alternators with a 1-year warranty.

Features and Benefits:

• Cast Aluminum Chassis
• Powder Coated in Sinister Blue
• Upgraded High Output Regulator
• Upgraded High Temperature Bearings
• 1 Year Warranty

Includes:

• High Output 320 Amp Alternator

Note: Because this product exceeds OEM specifications, you must include a High Amp Wiring Upgrade Kit at the time of purchase to maintain the Alternator warranty and prevent damaging the under-sized OEM wiring.

FAQs:

• Q: Does this item have a warranty?
• A: Yes. This item comes with a 1-Year Warranty.

Sinister Diesel 320 Amp OEM alternators are trusted by many Diesel repair shops and stores to be the “fix-all solution” for the Cummins 6.7L alternator failures which may cause electronics failures due to low voltage from the lack of alternator power that comes from the factory. Sinister Diesel's proudly uses brand new OEM alternator components such as the Stator, Rotor, Rectifier and Regulator to give our customers piece of mind to match our standard of quality. Our alternator will be a direct fitment without any modifications needed. We can proudly stand behind all of our alternators with a 1-year warranty.

Features and Benefits:

• Cast Aluminum Chassis
• Powder Coated in Sinister Blue
• Upgraded High Output Regulator
• Upgraded High-Temperature Bearings
• 1 Year Warranty

Includes:

• High Output 320 Amp Alternator

Note: When upgrading to a higher output alternator, we highly recommend upgrading your battery cables.

FAQs:

• Q: Does this item have a warranty?
• A: Yes. This item comes with a 1-Year Warranty.

This kit comes with everything you need to upgrade your alternator charge cable, alternator ground cable, and chassis ground cable.  This kit is a great performance upgrade for stock alternators, or high output alternators up to 400 amps. The cable is 17.2mm diameter 5285 Strand Pure copper construction with a hyperflex frosted jacket.

Includes:

• (2) 4 feet of Black OFC Zero gauge ultra-flexible ground cable
• 4 feet of Blue OFC Zero gauge ultra-flexible positive cable 
• ANL Fuse holder
• 400 amp ANL fuse 
• (3) heavy duty cable ends (That will need to be crimped)  with 3/8" diameter hole
• (6) 2" heat shrink sealing tubes

Note: Crimping tool required for installation