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Mercedes-Benz

Weistec is home of the Worlds Fastest Mercedes Benz AMG. Custom Mercedes ECU TCU Tuning from CARB legal to Race ready. Manufacturer of quality performance parts including superchargers, turbo upgrades, intakes, downpipes, water methanol systems! Learn how to make more horsepower with Weistec!
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Tuning

Turbochargers

Superchargers

Intake

Transmission

Exhaust

Turbo Accessories

Water-Methanol Injection

Engine Internals

Suspension

Cooling

Supercharger Upgrades

Supercharger Parts

Engine Accessories

Driveline

Wheels and Tires

Tuning

M157 ECU Tune

M157 ECU Tune

~~$1,899.00~~ $1,614.15

M159 SLS TCU Upgrade

M159 SLS TCU Upgrade

~~$1,990.00~~ $1,691.50

722.6 EGS52 TCU Upgrade

722.6 EGS52 TCU Upgrade

~~$695.00~~ $590.75

M177 LS2 ECU Tune

M177 LS2 ECU Tune

~~$2,499.00~~ $2,124.15

M276 ECU Tune

M276 ECU Tune

~~$1,299.00~~ $1,104.15

M274 ECU Tune

M274 ECU Tune

~~$599.00~~ $509.15

M177 ECU Tune

M177 ECU Tune

~~$1,999.00~~ $1,699.15

M178 ECU Tune

M178 ECU Tune

~~$2,499.00~~ $2,124.15

M133 ECU Tune

M133 ECU Tune

~~$999.00~~ $849.15

M156 ECU Tune

M156 ECU Tune

~~$899.00~~ $764.15

M113K ECU Tune

M113K ECU Tune

~~$499.00~~ $424.15

M278 ECU Tune

M278 ECU Tune

~~$1,399.00~~ $1,189.15

M159 ECU Tune

M159 ECU Tune

~~$1,499.00~~ $1,274.15

M270 ECU Tune

M270 ECU Tune

~~$599.00~~ $509.15

M176 ECU Tune

M176 ECU Tune

~~$2,499.00~~ $2,124.15

M113 5.4L ECU Tune

M113 5.4L ECU Tune

~~$499.00~~ $424.15

M256 ECU Tune

M256 ECU Tune

~~$1,899.00~~ $1,614.15

9G 725.9 TCU Tune

9G 725.9 TCU Tune

~~$1,999.00~~ $1,699.15

M260 ECU Tune

M260 ECU Tune

~~$999.00~~ $849.15

722.9 7 Speed TCU Tune

722.9 7 Speed TCU Tune

~~$1,999.00~~ $1,699.15

M139 ECU Tune

M139 ECU Tune

~~$1,500.00~~ $1,275.00

M276 DE 35 Tune, Naturally Aspirated

M276 DE 35 Tune, Naturally Aspirated

~~$899.00~~ $764.15

M273 ECU Tune

M273 ECU Tune

~~$899.00~~ $764.15

Turbochargers

W.3 Turbo Upgrade, Mercedes M276

W.3 Turbo Upgrade, Mercedes M276

~~$3,299.00~~ $2,804.15

W.4 Turbo Upgrade, Mercedes M178

W.4 Turbo Upgrade, Mercedes M178

W.3 Turbo Upgrade, Mercedes M133

W.3 Turbo Upgrade, Mercedes M133

~~$2,199.00~~ $1,869.15

Mercedes M133 W.4 Turbocharger Tuner System

Mercedes M133 W.4 Turbocharger Tuner System

W.3 Turbo Upgrade, Mercedes M177

W.3 Turbo Upgrade, Mercedes M177

~~$5,499.00~~ $4,674.15

W.3 Turbo Upgrade, Mercedes M178

W.3 Turbo Upgrade, Mercedes M178

~~$5,499.00~~ $4,674.15

W.4 Turbo Upgrade, Mercedes M177

W.4 Turbo Upgrade, Mercedes M177

W.4 Turbo Upgrade, Mercedes M157

W.4 Turbo Upgrade, Mercedes M157

~~$12,999.00~~ $11,049.15

SLR Biturbo System

SLR Biturbo System

W.3 Turbo Upgrade, Mercedes M157

W.3 Turbo Upgrade, Mercedes M157

~~$4,999.00~~ $4,249.15

W.3 Turbo Upgrade, Mercedes M177 LS2

W.3 Turbo Upgrade, Mercedes M177 LS2

~~$5,499.00~~ $4,674.15

W.3 Turbo Upgrade, Mercedes M139

W.3 Turbo Upgrade, Mercedes M139

~~$2,999.00~~ $2,549.15

Superchargers

SLS 825 Supercharger System

SLS 825 Supercharger System

~~$18,999.00~~ $17,099.10

SLS 750 Supercharger System

SLS 750 Supercharger System

~~$14,999.00~~ $13,499.10

M113K Supercharger Tuner System

M113K Supercharger Tuner System

~~$8,399.00~~ $7,559.10

M113K Supercharger System

M113K Supercharger System

~~$9,999.00~~ $8,999.10

Stage 1 M156 Supercharger System

Stage 1 M156 Supercharger System

~~$11,999.00~~ $10,799.10

Stage 2 M156 Supercharger System

Stage 2 M156 Supercharger System

~~$11,999.00~~ $10,799.10

Stage 3 M156 Supercharger System

Stage 3 M156 Supercharger System

~~$15,599.00~~ $14,039.10

Intake

Carbon Fiber G550 Airboxes, M176

Carbon Fiber G550 Airboxes, M176

~~$3,499.00~~ $3,149.10

High Flow Air Filter Set, M177 LS2

High Flow Air Filter Set, M177 LS2

~~$359.00~~ $323.10

Carbon Fiber Airboxes, M177

Carbon Fiber Airboxes, M177

~~$2,299.00~~ $2,069.10

High Flow Air Filter Set, M159

High Flow Air Filter Set, M159

~~$299.00~~ $269.10

M133 Air Intake System

M133 Air Intake System

~~$349.00~~ $314.10

High Flow Air Filter Set, M177

High Flow Air Filter Set, M177

~~$239.00~~ $215.10

High Flow Air Filter Set, M178

High Flow Air Filter Set, M178

~~$299.00~~ $269.10

High Flow Air Filter Set, M156

High Flow Air Filter Set, M156

~~$199.00~~ $179.10

M113K SC Cold Air Intake Upgrade, E, CLS

M113K SC Cold Air Intake Upgrade, E, CLS

~~$799.00~~ $719.10

High Flow Air Filter Set, M157 / M278

High Flow Air Filter Set, M157 / M278

~~$279.00~~ $251.10

High Flow Air Filters, M113K

High Flow Air Filters, M113K

~~$179.00~~ $161.10

M156 ROW Airbox Set

M156 ROW Airbox Set

CLK63 Air Inlet Upgrade

CLK63 Air Inlet Upgrade

M177 Intake Manifolds

M177 Intake Manifolds

~~$3,499.00~~ $3,149.10

M139 Charge Pipe

M139 Charge Pipe

~~$349.00~~ $314.10

M177 LS2 Intake System

M177 LS2 Intake System

~~$1,999.00~~ $1,799.10

Transmission

722.9 Competition Build Package, Early MCT

722.9 Competition Build Package, Early MCT

722.9 Competition Build Package, Late MCT

722.9 Competition Build Package, Late MCT

722.9 Competition Build Package, 4WD

722.9 Competition Build Package, 4WD

722.9 Transmission Pan

722.9 Transmission Pan

722.9 Competition Build Package, MCT AWD

722.9 Competition Build Package, MCT AWD

722.9 Transmission Pan O-Ring

722.9 Transmission Pan O-Ring

722.9 Competition Build Package, Converter

722.9 Competition Build Package, Converter

M159 SLS TCU Upgrade

M159 SLS TCU Upgrade

~~$1,990.00~~ $1,691.50

722.9 Torque Converter

722.9 Torque Converter

722.6 EGS52 TCU Upgrade

722.6 EGS52 TCU Upgrade

~~$695.00~~ $590.75

9G 725.9 TCU Tune

9G 725.9 TCU Tune

~~$1,999.00~~ $1,699.15

722.9 7 Speed TCU Tune

722.9 7 Speed TCU Tune

~~$1,999.00~~ $1,699.15

AMG GT/GTC/GTS/GTR TCU Tune

AMG GT/GTC/GTS/GTR TCU Tune

~~$2,000.00~~ $1,700.00

Weistec CPC Module

Weistec CPC Module

~~$1,999.00~~ $1,699.15

Exhaust

G550 Downpipes, M176

G550 Downpipes, M176

~~$3,899.00~~ $3,509.10

M177 Downpipes, W213 E63S

M177 Downpipes, W213 E63S

~~$3,099.00~~ $2,789.10

M157 Modular Midpipes, E63 AWD

M157 Modular Midpipes, E63 AWD

M157 Modular Midpipes, CLS63 AWD

M157 Modular Midpipes, CLS63 AWD

M157 Modular Midpipes, CLS63 RWD

M157 Modular Midpipes, CLS63 RWD

M157 Modular Midpipes, E63 RWD

M157 Modular Midpipes, E63 RWD

M276 Downpipes

M276 Downpipes

~~$879.00~~ $791.10

M274 Downpipe, C300 RWD

M274 Downpipe, C300 RWD

M275 Downpipes and Exhaust

M275 Downpipes and Exhaust

~~$5,499.00~~ $4,949.10

M157 Downpipes and Midpipes, S63 Sedan AWD

M157 Downpipes and Midpipes, S63 Sedan AWD

~~$4,399.00~~ $3,959.10

M177 Downpipes, C63

M177 Downpipes, C63

~~$3,079.00~~ $2,771.10

AMG GT Downpipes

AMG GT Downpipes

~~$3,299.00~~ $2,969.10

M157 Downpipes and Exhaust, SL63

M157 Downpipes and Exhaust, SL63

~~$4,399.00~~ $3,959.10

M133 Downpipe

M133 Downpipe

M157 Downpipes and Exhaust, CLS63 RWD

M157 Downpipes and Exhaust, CLS63 RWD

~~$3,299.00~~ $2,969.10

M157 Downpipes and Exhaust, E63 RWD

M157 Downpipes and Exhaust, E63 RWD

~~$3,299.00~~ $2,969.10

M157 Downpipes and Exhaust, CLS63 AWD

M157 Downpipes and Exhaust, CLS63 AWD

~~$4,399.00~~ $3,959.10

M157 Downpipes and Exhaust, G63

M157 Downpipes and Exhaust, G63

~~$3,299.00~~ $2,969.10

SLS Long Tube Headers

SLS Long Tube Headers

M157 Downpipes and Exhaust, E63 AWD

M157 Downpipes and Exhaust, E63 AWD

~~$4,499.00~~ $4,049.10

M278 Downpipes and Exhaust, E550 AWD

M278 Downpipes and Exhaust, E550 AWD

~~$4,499.00~~ $4,049.10

M157 Downpipes and Exhaust, S63 RWD

M157 Downpipes and Exhaust, S63 RWD

~~$3,399.00~~ $3,059.10

M156 Exhaust System

M156 Exhaust System

M256 Downpipe

M256 Downpipe

M177 Downpipes, GLC63

M177 Downpipes, GLC63

~~$2,999.00~~ $2,699.10

M278 Downpipes and Exhaust, E550 RWD

M278 Downpipes and Exhaust, E550 RWD

~~$3,299.00~~ $2,969.10

M139 Downpipe

M139 Downpipe

M177 Downpipes, S63

M177 Downpipes, S63

~~$2,999.00~~ $2,699.10

Turbo Accessories

Anti Surge Valve System, M157 M278 Non-SUV / ABC

Anti Surge Valve System, M157 M278 Non-SUV / ABC

~~$2,199.00~~ $1,979.10

M177 VTA Adapter System, Black

M177 VTA Adapter System, Black

~~$179.00~~ $161.10

Weistec M275 - M279 Anti Surge Valve Set

Weistec M275 - M279 Anti Surge Valve Set

~~$799.00~~ $719.10

M178 VTA Adapter System, Black

M178 VTA Adapter System, Black

~~$469.00~~ $422.10

M133 Anti Surge Valve

M133 Anti Surge Valve

~~$349.00~~ $314.10

M274 VTA Adapter System

M274 VTA Adapter System

~~$159.00~~ $143.10

M276 VTA Adapter System

M276 VTA Adapter System

~~$299.00~~ $269.10

M177 LS2 VTA Adapter System

M177 LS2 VTA Adapter System

~~$299.00~~ $269.10

M133 Turbo to Intercooler Coupler Upgrade

M133 Turbo to Intercooler Coupler Upgrade

M256 VTA Adapter System

M256 VTA Adapter System

~~$159.00~~ $143.10

M139 VTA Adapter System

M139 VTA Adapter System

~~$139.00~~ $125.10

M270 VTA Adapter System

M270 VTA Adapter System

~~$159.00~~ $143.10

Anti Surge Valve System, M157 M278, SUV

Anti Surge Valve System, M157 M278, SUV

~~$2,499.00~~ $2,249.10

Water-Methanol Injection

Water-Methanol Injection System, M177 LS2

Water-Methanol Injection System, M177 LS2

~~$1,799.00~~ $1,619.10

Water-Methanol Injection System, M178 AMG GTS

Water-Methanol Injection System, M178 AMG GTS

~~$2,299.00~~ $2,069.10

Water-Methanol Injection System, M275-M279

Water-Methanol Injection System, M275-M279

~~$1,399.00~~ $1,259.10

Water-Methanol Injection System, M133

Water-Methanol Injection System, M133

~~$1,399.00~~ $1,259.10

Water-Methanol Injection System, M177

Water-Methanol Injection System, M177

~~$1,799.00~~ $1,619.10

Anti Surge Valve / Water-Methanol Injection System, M157 M278, Non-SUV / ABC

Anti Surge Valve / Water-Methanol Injection System, M157 M278, Non-SUV / ABC

~~$3,299.00~~ $2,969.10

Water-Methanol Injection System, M276

Water-Methanol Injection System, M276

~~$1,999.00~~ $1,799.10

Anti Surge Valve / Water-Methanol Injection System, M157 M278, SUV

Anti Surge Valve / Water-Methanol Injection System, M157 M278, SUV

~~$3,599.00~~ $3,239.10

M139 WMI Kit

M139 WMI Kit

~~$1,600.00~~ $1,440.00

Engine Internals

Bearing Assembly, M156

Bearing Assembly, M156

M113K Connecting Rods

M113K Connecting Rods

~~$3,499.00~~ $3,149.10

Forged Rods and Pistons, M275 M279 6L

Forged Rods and Pistons, M275 M279 6L

~~$9,099.00~~ $8,189.10

M157 ARP Main Stud Set

M157 ARP Main Stud Set

~~$939.00~~ $845.10

Head Studs, M157

Head Studs, M157

Forged Rods and Pistons, M157

Forged Rods and Pistons, M157

~~$9,299.00~~ $8,369.10

SLS Black Series Valve Buckets

SLS Black Series Valve Buckets

Oil Pump Set, M113K

Oil Pump Set, M113K

Engine Main Bolt Set, M113, M113K

Engine Main Bolt Set, M113, M113K

~~$349.00~~ $314.10

Camshaft Cap Bolts, M156

Camshaft Cap Bolts, M156

~~$459.00~~ $413.10

Camshaft Phaser Bolts, M156

Camshaft Phaser Bolts, M156

~~$179.00~~ $161.10

M113K Crank Pulley Bolt

M113K Crank Pulley Bolt

~~$49.00~~ $44.10

Engine Gasket Set, M113K

Engine Gasket Set, M113K

Rod Bolts, M113, M113K

Rod Bolts, M113, M113K

~~$659.00~~ $593.10

Head Studs, M113, M113K

Head Studs, M113, M113K

CNC Ported Heads, M113K

CNC Ported Heads, M113K

Forged Pistons, M113K

Forged Pistons, M113K

~~$2,599.00~~ $2,339.10

OEM Oil Filter, M112, M113, M113K

OEM Oil Filter, M112, M113, M113K

Engine Oil Pump Set, M156

Engine Oil Pump Set, M156

Engine Timing Set, M156

Engine Timing Set, M156

Engine Main Bolts, M156

Engine Main Bolts, M156

~~$599.00~~ $539.10

Engine Gasket Set, M156

Engine Gasket Set, M156

Engine Timing Set, M113K

Engine Timing Set, M113K

Head Studs, M156

Head Studs, M156

Weistec Forged Rods and Pistons, M156

Weistec Forged Rods and Pistons, M156

~~$6,499.00~~ $5,849.10

SLS Valve Buckets

SLS Valve Buckets

CNC Ported Heads, M156

CNC Ported Heads, M156

Forged Pistons and Billet Rods, M177

Forged Pistons and Billet Rods, M177

~~$9,299.00~~ $8,369.10

Suspension

SLS Adjustable Coilovers

SLS Adjustable Coilovers

~~$2,199.00~~ $1,979.10

Weistec AMG GT / GT S Adjustable Coilovers

Weistec AMG GT / GT S Adjustable Coilovers

~~$2,149.00~~ $1,934.10

Weistec C63 / C63S Adjustable Suspension, W205 C205

Weistec C63 / C63S Adjustable Suspension, W205 C205

~~$2,099.00~~ $1,889.10

Adjustable Rear Control Arms, CLK Black Series

Adjustable Rear Control Arms, CLK Black Series

Rear Suspension Bushings, CLK Black Series

Rear Suspension Bushings, CLK Black Series

Cooling

M156 Heat Exchanger

M156 Heat Exchanger

~~$599.00~~ $539.10

Mercedes M133K Dual Pass Heat Exchanger

Mercedes M133K Dual Pass Heat Exchanger

~~$459.00~~ $413.10

Intercooler Pump Upgrade

Intercooler Pump Upgrade

Trunk Ice Tank V2

Trunk Ice Tank V2

~~$999.00~~ $899.10

Supercharger Upgrades

Stage 1 to Stage 2 Supercharger Upgrade, M156

Stage 1 to Stage 2 Supercharger Upgrade, M156

~~$649.00~~ $584.10

M113K SC Cold Air Intake Upgrade, E, CLS

M113K SC Cold Air Intake Upgrade, E, CLS

~~$799.00~~ $719.10

56mm Supercharger Pulley, Weistec Supercharged M113K

56mm Supercharger Pulley, Weistec Supercharged M113K

~~$159.00~~ $143.10

62.5mm Supercharger Pulley, Weistec Supercharged M113K

62.5mm Supercharger Pulley, Weistec Supercharged M113K

~~$159.00~~ $143.10

65mm Supercharger Pulley, Weistec Supercharged M113K

65mm Supercharger Pulley, Weistec Supercharged M113K

~~$159.00~~ $143.10

67.5mm Supercharger Pulley, Weistec Supercharged M113K

67.5mm Supercharger Pulley, Weistec Supercharged M113K

~~$159.00~~ $143.10

82mm Inlet Upgrade

82mm Inlet Upgrade

82mm Throttle Body, Mercedes OEM

82mm Throttle Body, Mercedes OEM

Stage 1 / 2 to Stage 3 Supercharger Upgrade, M156

Stage 1 / 2 to Stage 3 Supercharger Upgrade, M156

~~$7,899.00~~ $7,109.10

Gen 4 Supercharger Upgrade

Gen 4 Supercharger Upgrade

~~$4,299.00~~ $3,869.10

Intercooler Pump Upgrade

Intercooler Pump Upgrade

Trunk Ice Tank V2

Trunk Ice Tank V2

~~$999.00~~ $899.10

Supercharger Parts

8 Rib Belt Tensioner with 76mm Idler Pulley

8 Rib Belt Tensioner with 76mm Idler Pulley

~~$119.00~~ $107.10

SLS 750, M159 Supercharger Belt

SLS 750, M159 Supercharger Belt

~~$149.00~~ $134.10

Stage 3, M156 Supercharger Belt

Stage 3, M156 Supercharger Belt

~~$179.00~~ $161.10

Supercharger Belt, Weistec Supercharged, 67.5mm Pulley

Supercharger Belt, Weistec Supercharged, 67.5mm Pulley

~~$99.00~~ $89.10

Supercharger Belt, Weistec Supercharged, 62.5mm & 65mm Pulley

Supercharger Belt, Weistec Supercharged, 62.5mm & 65mm Pulley

~~$99.00~~ $89.10

SLS 825, M159 Supercharger Belt

SLS 825, M159 Supercharger Belt

~~$179.00~~ $161.10

Supercharger Belt, OEM Kompressor w/ 170mm and 180mm Rings

Supercharger Belt, OEM Kompressor w/ 170mm and 180mm Rings

~~$99.00~~ $89.10

M156 Stage 3 Snout

M156 Stage 3 Snout

~~$799.00~~ $719.10

M156 Stage 1,2 Snout

M156 Stage 1,2 Snout

~~$799.00~~ $719.10

M156 Heat Exchanger

M156 Heat Exchanger

~~$599.00~~ $539.10

M156 High Rate Tensioner

M156 High Rate Tensioner

M8 Bearing Washer

M8 Bearing Washer

62mm Grooved Idler, 8 Rib

62mm Grooved Idler, 8 Rib

~~$79.00~~ $71.10

62mm Grooved Idler, 6 Rib

62mm Grooved Idler, 6 Rib

~~$79.00~~ $71.10

76mm Idler

~~$79.00~~ $71.10

54mm Idler

~~$79.00~~ $71.10

M113K Snout

M113K Snout

~~$799.00~~ $719.10

Stage 3, M156 Supercharger Belt ABC Suspension

Stage 3, M156 Supercharger Belt ABC Suspension

~~$179.00~~ $161.10

Supercharger Belt, Weistec Supercharged, 56mm Pulley

Supercharger Belt, Weistec Supercharged, 56mm Pulley

~~$109.00~~ $98.10

Supercharger Belt, OEM Kompressor w/ Stock Crank Pulley Size (150mm)

Supercharger Belt, OEM Kompressor w/ Stock Crank Pulley Size (150mm)

~~$99.00~~ $89.10

Engine Accessories

Spark Plugs, M113, M275, M279

Spark Plugs, M113, M275, M279

Spark Plug Set, M157 / M278, NGK

Spark Plug Set, M157 / M278, NGK

Mercedes M133K Dual Pass Heat Exchanger

Mercedes M133K Dual Pass Heat Exchanger

~~$459.00~~ $413.10

M133 Turbo Heat Shield

M133 Turbo Heat Shield

~~$349.00~~ $314.10

Spark Plugs, M113K

Spark Plugs, M113K

Billet Idler Pulleys, M156

Billet Idler Pulleys, M156

~~$649.00~~ $584.10

Spark Plugs, M156 , M159

Spark Plugs, M156 , M159

OEM Oil Filter, M156

OEM Oil Filter, M156

Oil / Air Separator System

Oil / Air Separator System

~~$699.00~~ $629.10

Billet Oil Filter Cap, M156 M159

Billet Oil Filter Cap, M156 M159

~~$179.00~~ $161.10

Billet Oil Filter Cap, M157 M278

Billet Oil Filter Cap, M157 M278

~~$179.00~~ $161.10

Billet Oil Filter Cap, M113 M113K

Billet Oil Filter Cap, M113 M113K

~~$179.00~~ $161.10

Billet Oil Filter Cap, M275 M279

Billet Oil Filter Cap, M275 M279

~~$179.00~~ $161.10

Billet Oil Filter Cap, M133

Billet Oil Filter Cap, M133

~~$179.00~~ $161.10

M176/M177/M178 Heat Shield

M176/M177/M178 Heat Shield

~~$220.00~~ $198.00

M139 Turbo Heat Shield

M139 Turbo Heat Shield

~~$149.00~~ $134.10

Spark Plugs, M177 / M177 LS2 / M176 / M178

Spark Plugs, M177 / M177 LS2 / M176 / M178

M177 LS2 Turbo Heat Shield

M177 LS2 Turbo Heat Shield

~~$220.00~~ $198.00

Driveline

Rear Differential Mount Bushing, CLK Black Series

Rear Differential Mount Bushing, CLK Black Series

Wavetrac LSD Package

Wavetrac LSD Package

1000hp Extreme Duty Race Axles, C Black Series

1000hp Extreme Duty Race Axles, C Black Series

Upgraded CV Axles, CLK Black Series

Upgraded CV Axles, CLK Black Series

Wheels and Tires

Weistec FM101 Forged Monoblock Wheel Set

Weistec FM101 Forged Monoblock Wheel Set

~~$6,819.00~~ $5,796.15

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