Mercury Performance Chip
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App: 2004 Mercury Grand Marquis
Brand: Superchips
Part #: 1825
Notes: "SUPERCHIPS FLASHPAQ TUNER -- Offers Great Horsepower And Torque, Improved Fuel Economy, And Optimized Driveability From Idle To Top End, With Diagnostic Trouble Code Reading Capability, Offers A Selection Between Two Optimized Dyno Proven Calibrations, Overrides The Factory Speed Limiter And RPM Limiter, Controls The Operation Of The Cooling Fan, Corrects Shift Points And Speedometer For Gear Swaps, Selectable WOT Shift Points, Performance Tune Delivers Power Gains Of Up To 53 Hp And 35 ft./lbs. Torque, With Superchips' Limited 1-Year Warranty"
Series: Flashpaq
| Make | Model | Year Range | Chassis/Engine |
| Mercury | Grand Marquis | 2004 | 8Cyl 4.6L "Gas, FI, MFI, VIN W", 281" |
App: 2003-2004 Mercury Marauder
Brand: Superchips
Part #: 1825
Notes: "SUPERCHIPS FLASHPAQ TUNER -- Offers Great Horsepower And Torque, Improved Fuel Economy, And Optimized Driveability From Idle To Top End, With Diagnostic Trouble Code Reading Capability, Offers A Selection Between Two Optimized Dyno Proven Calibrations, Overrides The Factory Speed Limiter And RPM Limiter, Controls The Operation Of The Cooling Fan, Corrects Shift Points And Speedometer For Gear Swaps, Selectable WOT Shift Points, Performance Tune Delivers Power Gains Of Up To 53 Hp And 35 ft./lbs. Torque, With Superchips' Limited 1-Year Warranty"
Series: Flashpaq
| Make | Model | Year Range | Chassis/Engine |
| Mercury | Marauder | 2003 | 8Cyl 4.6L "Gas, FI, MFI, VIN W", 281" |
| Mercury | Marauder | 2004 | 8Cyl 4.6L "Gas, FI, MFI, VIN "V", 281" |
App: 2004 Mercury Grand Marquis
Brand: Superchips
Part #: 1950
Notes: "SUPERCHIPS CORTEX PROGRAMMER -- An Elegant, Sleek, And Innovatively Designed Programmer With Diagnostic Library That Retrieves, Displays, And Clears Diagnostic Trouble Codes, Log Performance Times And Speeds, Displays And Stores PID Data, Internet Updateable With The Latest Calibrations, Adjusts Shift Points, Enhances Shift Firmness, Eliminates Speed Limiter, Recalibrates Speedometer For Larger Tire Sizes And Rear Gear Changes, Adjusts RPM Limiter, Offers A Choice Between Three Available Tuning Levels, Not Legal For Sale Or Use In California On Pollution Controlled Motor Vehicles, With Superchips' Limited 1-Year Warranty"
| Make | Model | Year Range | Chassis/Engine |
| Mercury | Grand Marquis | 2004 | 8Cyl 4.6L "Gas, FI, MFI, 281, VIN W" GS |
| Mercury | Grand Marquis | 2004 | 8Cyl 4.6L "Gas, FI, MFI, 281, VIN W" LS |
| Mercury | Grand Marquis | 2004 | 8Cyl 4.6L "Gas, FI, MFI, VIN W", 281" |
App: 2003-2004 Mercury Marauder
Brand: Superchips
Part #: 1950
Notes: "SUPERCHIPS CORTEX PROGRAMMER -- An Elegant, Sleek, And Innovatively Designed Programmer With Diagnostic Library That Retrieves, Displays, And Clears Diagnostic Trouble Codes, Log Performance Times And Speeds, Displays And Stores PID Data, Internet Updateable With The Latest Calibrations, Adjusts Shift Points, Enhances Shift Firmness, Eliminates Speed Limiter, Recalibrates Speedometer For Larger Tire Sizes And Rear Gear Changes, Adjusts RPM Limiter, Offers A Choice Between Three Available Tuning Levels, Not Legal For Sale Or Use In California On Pollution Controlled Motor Vehicles, With Superchips' Limited 1-Year Warranty"
| Make | Model | Year Range | Chassis/Engine |
| Mercury | Marauder | 2003 | 8Cyl 4.6L "Gas, FI, MFI, 281, VIN W" Base |
| Mercury | Marauder | 2003 | 8Cyl 4.6L "Gas, FI, MFI, VIN W", 281" |
| Mercury | Marauder | 2004 | 8Cyl 4.6L "Gas, FI, MFI, 281, VIN V" Base |
| Mercury | Marauder | 2004 | 8Cyl 4.6L "Gas, FI, MFI, VIN "V", 281" |
App: 2003-2004 Mercury Marauder
Brand: Hypertech
Part #: 42000
Notes: "HYPERTECH MAX ENERGY POWER PROGRAMMER -- Extracts Every Energy Possible From Fuel Molecules, Increases Miles-Per-Gallon At Part Throttle And Horsepower At Wide-Open Throttle, Raises The Top-speed Limiter To Match High Performance Tires' Speed Rating, Improves The Engine's RPM Limiter For Increased Performance, Adjusts Individual Automatic Transmission Shift Points And Shift Firmness, Recalibrates Speedometer And Odometer For Non-Stock Tire Sizes And Gear Ratio Changes, Reads And Clears Diagnostic Trouble Codes And Turns Off Check Engine Lights, Lowers The Cooling Fan On/Off Temperatures To Match The Thermostat Rating, Can Adjust Settings Or Revert To Stock Calibration Any Time, Comes With A USB Cable For Internet Upgrade, With Hypertech's Limited Lifetime Warranty"
| Make | Model | Year Range | Chassis/Engine |
| Mercury | Marauder | 2003 | 8Cyl 4.6L "Gas, FI, MFI, VIN W", 281" |
| Mercury | Marauder | 2004 | 8Cyl 4.6L "Gas, FI, MFI, VIN "V", 281" |
| Cougar | Grand Marquis | Marauder |
| Mountaineer | Mystique | Sable |
| Topaz |
| Tornado | Iceman | Weathertech |
| Window Canvas | Hedman | DiabloSport |