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Southern Rods & Parts

4-Link Systems w/ 9" Housings

Ditch your leaf springs for QA1 MOD Series Coilovers, triangulated 4-link suspension and an all-new, narrowed 9" rear end. QA1 4-link kits were fully engineered to provide ride height, ride quality and instant center adjustability. Whether you're after a lowered, aggressive look or need clearance for wider wheels and tires, QA1 systems deliver.

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AEM V3 Water/Methanol Injection Kit 1
AEM V3 Water/Methanol Injection Kit 1
Part Number: 30-3301
$674.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 5.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 5.00" COLLECTOR
Part Number: 1400118
$240.95
AEM V3 Water/Methanol Injection Kit
AEM V3 Water/Methanol Injection Kit
Part Number: 30-3300
$565.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 4.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 4.50" COLLECTOR
Part Number: 1400117
$240.95
AEM Water/Methanol 3/8" NPT Pump
AEM Water/Methanol 3/8" NPT Pump
Part Number: 30-3018
$217.95
AEM Water/Methanol 1/4" Push-Lock Hose Pump
AEM Water/Methanol 1/4" Push-Lock Hose Pump
Part Number: 30-3015
$199.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 4.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 4.00" COLLECTOR
Part Number: 1400116
$240.95
ACCEL Ignition Coil - SuperStock - Breakerless Electronic Coil - Chrome
ACCEL Ignition Coil - SuperStock - Breakerless Electronic Coil - Chrome
Part Number: 8145C
$79.09
AEM Water/Methanol Injection Inline Filter
AEM Water/Methanol Injection Inline Filter
Part Number: 30-3003
$49.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 3.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 3.50" COLLECTOR
Part Number: 1400115
$240.95
AEM High Output Smart Coil
AEM High Output Smart Coil
Part Number: 30-2853
$87.15
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 3.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 3.00" COLLECTOR
Part Number: 1400114
$240.95
ACCEL Ignition Coil - SuperStock - Breakerless Electronic Coil - Yellow
ACCEL Ignition Coil - SuperStock - Breakerless Electronic Coil - Yellow
Part Number: 8145ACC
$65.89
AEM High Output Inductive Coil
AEM High Output Inductive Coil
Part Number: 30-2852
$87.15
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 2.75" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.375" PRIMARY & 2.75" COLLECTOR
Part Number: 1400113
$240.95
AEM 3 Channel Coil Driver
AEM 3 Channel Coil Driver
Part Number: 30-2843
$172.95
ACCEL Ignition Coil - Chrome - 42000v 1.4 ohm primary - Points - up to 6500 RPM
ACCEL Ignition Coil - Chrome - 42000v 1.4 ohm primary - Points - up to 6500 RPM
Part Number: 8140C
$51.75
AEM 4 Channel Coil Driver
AEM 4 Channel Coil Driver
Part Number: 30-2840
$217.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 1.625" PRIMARY & 3.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 1.625" PRIMARY & 3.50" COLLECTOR
Part Number: 1400112
$240.95
AEM/FAE Wideband "Replacement" Sensor
AEM/FAE Wideband "Replacement" Sensor
Part Number: 30-2404
$155.95
AEM No-Weld O2 Sensor Mount 1
AEM No-Weld O2 Sensor Mount 1
Part Number: 30-2355-300
$66.45
AEM No-Weld O2 Sensor Mount
AEM No-Weld O2 Sensor Mount
Part Number: 30-2355-250
$66.45
AEM No-Weld O2 Sensor Mount 2 in.
AEM No-Weld O2 Sensor Mount 2 in.
Part Number: 30-2355-200
$66.45
ACCEL Ignition Coil - Yellow - 42000v 1.4 ohm primary - Points - up to 6500 RPM 1
ACCEL Ignition Coil - Yellow - 42000v 1.4 ohm primary - Points - up to 6500 RPM 1
Part Number: 8140
$45.98
AEM AEMnet CAN Hub
AEM AEMnet CAN Hub
Part Number: 30-2225
$99.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 1.625" PRIMARY & 3.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 1.625" PRIMARY & 3.00" COLLECTOR
Part Number: 1400111
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 1.625" PRIMARY & 2.75" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 1.625" PRIMARY & 2.75" COLLECTOR
Part Number: 1400110
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 4.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 4.50" COLLECTOR
Part Number: 1400109
$240.95
ACCEL Distributor Cap & Rotor Kit - HEI Style - Black
ACCEL Distributor Cap & Rotor Kit - HEI Style - Black
Part Number: 8139
$51.35
AEM CD Dash Plug & Play Adapter Harness
AEM CD Dash Plug & Play Adapter Harness
Part Number: 30-2217
$40.28
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 4.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 4.00" COLLECTOR
Part Number: 1400108
$240.95
AEM Ethanol Content Flex Fuel Sensor Kit
AEM Ethanol Content Flex Fuel Sensor Kit
Part Number: 30-2201
$328.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 3.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 3.50" COLLECTOR
Part Number: 1400107
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 3.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 3.00" COLLECTOR
Part Number: 1400106
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 2.750" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.50" PRIMARY & 2.750" COLLECTOR
Part Number: 1400105
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 4.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 4.50" COLLECTOR
Part Number: 1400104
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 4.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 4.00" COLLECTOR
Part Number: 1400103
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 3.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 3.50" COLLECTOR
Part Number: 1400102
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 3.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 3.00" COLLECTOR
Part Number: 1400101
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 2.750" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.250" PRIMARY & 2.750" COLLECTOR
Part Number: 1400100
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.125" PRIMARY & 4.50" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.125" PRIMARY & 4.50" COLLECTOR
Part Number: 1400099
$240.95
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.125" PRIMARY & 4.00" COLLECTOR
ADJUSTABLE STAINLESS HEADER TETHER KIT 2.125" PRIMARY & 4.00" COLLECTOR
Part Number: 1400098
$240.95
AEM Ethanol Content Flex Fuel Sensor Kit (3/8" Barb)
AEM Ethanol Content Flex Fuel Sensor Kit (3/8" Barb)
Part Number: 30-2200
$222.95
AEM 5 BAR Brass MAP Sensor Kit
AEM 5 BAR Brass MAP Sensor Kit
Part Number: 30-2131-75
$87.15
AEM 3.5 BAR Brass MAP Sensor Kit
AEM 3.5 BAR Brass MAP Sensor Kit
Part Number: 30-2131-50
$56.65
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