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Gen III (24x) DBC Harness LS & Vortec 4.8 5.3 6.0 6.2
Gen III (24x) DBC Harness LS & Vortec 4.8 5.3 6.0 6.2

Psi Wiring Harness
Psi Wiring Harness

GM EFI Magazine
GM EFI Magazine

HAR-1016 PSI '97 - '04 LS1 / LS6 (DBW) W/ 4L60e Or 4L80e W/ 5 Pin Maf  Standalone Harness
HAR-1016 PSI '97 - '04 LS1 / LS6 (DBW) W/ 4L60e Or 4L80e W/ 5 Pin Maf Standalone Harness

HAR-1048 PSI 07 - '08 LM5/LMG (5.3L) STANDALONE WIRING HARNESS W/4L60E
HAR-1048 PSI 07 - '08 LM5/LMG (5.3L) STANDALONE WIRING HARNESS W/4L60E

PSI LS2-LS3 Stand Alone Wiring Harness New
PSI LS2-LS3 Stand Alone Wiring Harness New

PSI Conversion Harness hookup - The 1947 - Present Chevrolet & GMC Truck  Message Board Network
PSI Conversion Harness hookup - The 1947 - Present Chevrolet & GMC Truck Message Board Network

HAR-1017 PSI '97 - '04 LS1 (DBW) W/ T56 Standalone Harness
HAR-1017 PSI '97 - '04 LS1 (DBW) W/ T56 Standalone Harness

09 - '13 LH6/LY5/LMG/LH8 (5.3L) STANDALONE WIRING HARNESS W/4L60E – Sho-Me  Speed
09 - '13 LH6/LY5/LMG/LH8 (5.3L) STANDALONE WIRING HARNESS W/4L60E – Sho-Me Speed

PSI LS SWAP WIRE HARNESS INSTALL - YouTube
PSI LS SWAP WIRE HARNESS INSTALL - YouTube

Upgrade Your LSX Conversion with PSI's Wiring Harnesses
Upgrade Your LSX Conversion with PSI's Wiring Harnesses

Longacre SMi Pressure Sensor Wire Harness 43534
Longacre SMi Pressure Sensor Wire Harness 43534

03-07 Vortec PSI Standalone Wiring Harness W/4L60E Drive By Wire DBW 4.8  5.3 6.0
03-07 Vortec PSI Standalone Wiring Harness W/4L60E Drive By Wire DBW 4.8 5.3 6.0

1999-2003 4.8 5.3 6.0 PSI Standalone Wiring Harness w/T56(DBC)
1999-2003 4.8 5.3 6.0 PSI Standalone Wiring Harness w/T56(DBC)

PSI Conversion LS Swap Vortec Standalone Harness
PSI Conversion LS Swap Vortec Standalone Harness

HAR-1056 PSI '05 - '06 LS2 W/ 4L60e Or 4L80e W/ 411 PCM Standalone Harness
HAR-1056 PSI '05 - '06 LS2 W/ 4L60e Or 4L80e W/ 411 PCM Standalone Harness

PSI Conversion Gen V LT Harness, 8 Auto, 4 Wire Fuel Sending Unit | eBay
PSI Conversion Gen V LT Harness, 8 Auto, 4 Wire Fuel Sending Unit | eBay

Har 1019 Vortec Swap Wiring Harness Instructions - EFI Conversion from PSI  | PDF
Har 1019 Vortec Swap Wiring Harness Instructions - EFI Conversion from PSI | PDF

PSI Standalone Wiring Harnesses - YouTube
PSI Standalone Wiring Harnesses - YouTube

03-07 Vortec PSI Standalone Wiring Harness W/4L60E Drive By Wire DBW 4.8  5.3 6.0
03-07 Vortec PSI Standalone Wiring Harness W/4L60E Drive By Wire DBW 4.8 5.3 6.0

06 - '13 GEN IV LS2/LS3 W/T56/TR6060 STANDALONE WIRING HARNESS (DBC, EV1  INJ.) - Custom Image Corvettes
06 - '13 GEN IV LS2/LS3 W/T56/TR6060 STANDALONE WIRING HARNESS (DBC, EV1 INJ.) - Custom Image Corvettes

PSI Conversion LS Wiring Harness, 58X (2009-2013 GM LY6 w/ 6L80E) [HAR-1074]
PSI Conversion LS Wiring Harness, 58X (2009-2013 GM LY6 w/ 6L80E) [HAR-1074]

PSI Conversion HAR-GEN2 92-95 LT1 / LT4 Standalone Harness | eBay
PSI Conversion HAR-GEN2 92-95 LT1 / LT4 Standalone Harness | eBay

PSI Conversion LS Wiring Harness, 24X (2006-2013 GM LS2 & LS3 w/ T56 &  TR6060) [HAR-1055]
PSI Conversion LS Wiring Harness, 24X (2006-2013 GM LS2 & LS3 w/ T56 & TR6060) [HAR-1055]

PSI '09 - '13 LY6 (6.0L)/ L92 (6.2L) STANDALONE WIRING HARNESS W/4L60E
PSI '09 - '13 LY6 (6.0L)/ L92 (6.2L) STANDALONE WIRING HARNESS W/4L60E

PSI '10 - '13 L99 (6.2L) STANDALONE WIRING HARNESS W/T56/TR6060
PSI '10 - '13 L99 (6.2L) STANDALONE WIRING HARNESS W/T56/TR6060

Upgrade Your Ignition Power with PSI Conversion
Upgrade Your Ignition Power with PSI Conversion

PSI Introduces LT1/L83 /L86 Gen V Standalone Wiring Harness
PSI Introduces LT1/L83 /L86 Gen V Standalone Wiring Harness

PSI Conversion HAR-GEN4-6L 07-14 LS Standalone Harness 6L80/90 - Walmart.com
PSI Conversion HAR-GEN4-6L 07-14 LS Standalone Harness 6L80/90 - Walmart.com