When you think of the "Infiniti M45" what will usually come to mind for Infiniti enthusiasts is quality, stability and lots of history. The M45 has been one of the premier vehicles of the Infiniti line for over ten years. It is an important car and the 2003 model is no exception. The Infiniti M45 falls into the sedan for the family category.

2003 Infiniti M45 Base Specs

The M45 Base is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This configuration has proven to be a successful design for Infiniti.

The front brakes are disc while the rear brakes are disc. Steering is handled through a power-steering rack-style configuration. The M45 uses power-assisted brakes, with 4-Wheel ABS support. Load balancing is provided by coil front springs and coil in the rear.

The fuel system for the 2003 M45 is a traditional SFI, running on gasoline fuel. The fuel is controlled by an electronic system and is a fuel-injected MFI design. The capacity of the fuel tank is 21.10 gallons.

Statistics

The M45 is 197.20 inches long, 69.70 inches wide, and 57.60 inches high. It has a wheelbase of 110.20 inches. It is able to seat 5 comfortably.

There is a 60,000 mile, 48 month warranty with this vehicle, including a powertrain warranty of 70,000/72 miles/months. This is normal for this price range.

The original manufacturer suggested retail price (MSRP) was $42,300 when new, with a dealer invoice cost of $38,272. This price was in line with the industry average price for a 4-door Sedan.

MPG Ratings

The M45 Base received a miles-per-gallon rating of seventeen in-city driving and twenty three when it came to highway driving. Being a gas-powered non-hybrid car, this was within normal parameters.

In 2002 and 2003 the M45 Base was availble in the exterior colors of Black Obsidian, Brilliant Silver, Diamond Graphite, Emerald Mist, Garnet Fire, Golden Sand, Ivory Pearl, and Willow Leather Interior. Additional options were available as special orders from the factory.

Parting Shots

There are several reasons why the Infiniti M45 Base sold well in 2003. Mainly the increase in availability and a marked improvement in quality meant the buying public was more apt to choose a Infiniti, specifically a M45.

In 2008 Infiniti released the M45 X to the car-buying market. The M45 came in two configurations: Base, X, and Sport. The X configuration is powered by the 4.5-liter eight-cylinder engine, which makes 23 highway miles and 16 city. The M45 competes in the Sedan market segment, in direct competition with Kia.

Engine Performance

The M45 X is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This configuration has proven to be a successful design for Infiniti.

Steering control is handled through a power-steering rack-style configuration. The M45 has power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. The car uses coil front springs and coil in the rear.

M45 X Statistics

The M45 is 182.30 inches long, 71.00 inches wide, and 61.90 inches high. It has a wheelbase of 110.20 inches. It is able to seat 5 comfortably.

The listed retail price in 2008 (MSRP) was $32,700, with an invoice cost of an industry-average price. This price is slightly higher than the industry average price for a four-door Sedan.

Fuel Efficiency

Fuel is handled for the M45 is a SFI design, running on gasoline fuel. The gasoline is handled by an electronic system and is a fuel-injected MFI design. The capacity of the fuel tank is 20.00 gallons.

The 2008 M45 gets 23 miles/gallon on the highway and only 16 in the city. This is average for a sedan car.

In Summary

The 2008 model year was unsuccessful for the Infiniti M45. The introduction of several trim levels (along with the X version) meant that buyers had several options to choose from..

Infiniti has been blessed with many award-winning designs, including the Infiniti M45 of 2009. There are two trim levels to the M45, including Base and X. The Base version is one of the more popular options. Like in 2008 the popular 4.5 liter has made this a popular choice for sedan buyers around the world.

Performance

The M45 Base is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This configuration has proven to be a successful design for Infiniti.

The M45 uses power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. Steering is handled through a power-steering rack-style configuration. The car uses coil and coil springs front and rear respectively.

The fuel system for the 2009 M45 is a traditional SFI, running on gasoline fuel. The fuel is controlled by an electronic system and is a fuel-injected MFI design. The capacity of the fuel tank is 12 gallons.

M45 Base Statistics

The dimensions of the M45 Base are inches wide by inches long. It sits a comfortable inches off the ground. It seats a standard several adults passengers, with 4 doors. The wheelbase of allows for limited leg room for the backseat passengers.

The standard warranty period for the M45 is 60* months, or 50,000* miles, whichever comes first. This is standard in the sedan market.

The listed retail price in 2009 (MSRP) was an industry-average price, with an invoice cost of an industry-average price. This price is slightly higher than the industry average price for a four-door Sedan.

Fuel Efficiency

The 2009 M45 gets 23 miles/gallon on the highway and only 17 in the city. This is average for a sedan car.

In 2008 and 2009 the M45 Base was availble in the exterior colors of several colors. Additional options were made available by the factory.

In Summary

The 2009 model year was unsuccessful for the Infiniti M45. The introduction of several trim levels (along with the Base version) meant that buyers had several options to choose from..

In 2004 Infiniti released the M45 Base to the car-buying market. The M45 came in one configurations: Base. The Base configuration is powered by the 4.5-liter eight-cylinder engine, which makes 23 highway miles and 17 city. The M45 competes in the Sedan market segment, in direct competition with Kia.

Infiniti M45 Engine Specs

The M45 Base is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This configuration has proven to be a successful design for Infiniti.

Fuel is handled for the M45 is a SFI design, running on gasoline fuel. The gasoline is managed by an electronic system and is a fuel-injected MFI design. The 21.10-gallon tank provides the fuel storage for longer trips.

The M45 uses power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. Steering is handled through a power-steering rack-style configuration. The car uses coil and coil springs front and rear respectively.

Vehicle Statistics

The M45 is 197.20 inches long, 69.70 inches wide, and 57.60 inches high. It has a wheelbase of 110.20 inches. It is able to seat 5 comfortably.

The original manufacturer suggested retail price (MSRP) was $43,250 when new, with a dealer invoice cost of $39,747. This price was in line with the industry average price for a 4-door Sedan.

The standard warranty period for the M45 is 48 months, or 60,000 miles, whichever comes first. This is standard in the sedan market.

Fuel Efficiency

The 2004 M45 gets 23 miles/gallon on the highway and only 17 in the city. This is exceptional for a sedan car.

Conclusion

The 2004 model year was telling year for the Infiniti M45. The introduction of several trim levels (along with the Base version) meant that buyers had several options to choose from..

Standard equipment in the M45 for 2007 and 2008 includes the 4.5 liter engine by Nissan, weighing in at 8 cylinders and thirty two valves. A 5-speed Automatic Transmission puts the power of the engine to the pavement. The has proven to be a popular configuration for the M45.

Steering control is handled through a power-steering rack-style configuration. The M45 comes equipped with power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. The car uses coil front springs and coil in the rear.

Statistics

The dimensions of the M45 Sport are 71.00 inches wide by 182.30 inches long. It sits 61.90 inches off the ground. It seats a standard five passengers, with 4 doors. The wheelbase of 110.20 allows for extra leg room for the rear passengers.

There is a 60,000 mile, 48 month warranty with this vehicle, including a powertrain warranty of 70,000/72 miles/months. This is normal for this price range.

The listed retail price in 2008 (MSRP) was $32,700, with a dealer invoice cost of an industry-low price. This price is on target the industry average price for a four-door Sedan.

Fuel Efficiency

The fuel system for the 2008 M45 is a SFI design, using gasoline fuel. The fuel flow is controlled by a electronic system and is a fuel-injected MFI design. The fuel capacity of the fuel tank is 20.00 gallons.

The M45 Sport received a miles-per-gallon rating of sixteen in-city driving and twenty three when it came to highway driving. Being a gas-powered non-hybrid car, this was within normal parameters.

What We Think of the Infiniti M45

The 2007 model began the promise of the Infiniti M45. The 2008 expanded on this success and has proven to be a strong seller in most markets. Even with strong competition from other manufacturers Infiniti hopes that the M45 Sport will continue to be a profitable vehicle.

In 2006 Infiniti released the M45 Base to the car-buying market. The M45 came in two configurations: Base and Sport. The Base configuration is powered by the 4.5-liter eight-cylinder engine, which makes 23 highway miles and 17 city. The M45 competes in the Sedan market segment, in direct competition with Infiniti.

Engine Performance

The M45 Base is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This configuration has proven to be a successful design for Infiniti.

The M45 uses power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. Steering is handled through a power-steering rack-style configuration. The car uses coil and coil springs front and rear respectively.

M45 Base Statistics

The M45 is 189.10 inches long, 75.80 inches wide, and 65.00 inches high. It has a wheelbase of 112.20 inches. It is able to seat 5 comfortably.

The listed retail price in 2006 (MSRP) was $37,800, with an invoice cost of $34,750. This price is slightly higher than the industry average price for a four-door Sedan.

Fuel Efficiency

Fuel is handled for the M45 is a SFI design, running on gasoline fuel. The gasoline is handled by an electronic system and is a fuel-injected MFI design. The capacity of the fuel tank is 23.80 gallons.

The 2006 M45 gets 23 miles/gallon on the highway and only 17 in the city. This is average for a sedan car.

In Summary

The 2005 model began the promise of the Infiniti M45. The 2006 expanded on this success and has proven to be a strong seller in most markets. Even with strong competition from other manufacturers Infiniti hopes that the M45 Base will continue to be a profitable vehicle.

The Infiniti M45 is a 4-door car available at your Infiniti dealer. The M45 came in two configurations: Base, X, and Sport. The Base configuration is powered by the 4.5-liter eight-cylinder engine, which makes 23 highway miles and 16 city. The M45 competes in the Sedan market segment, in direct competition with Lexus.

Stop and Go

Standard equipment in the M45 for 2007 and 2008 includes the 4.5 liter engine by Nissan, weighing in at 8 cylinders and thirty two valves. A 5-speed Automatic Transmission puts the power of the engine to the pavement. The has proven to be a popular configuration for the M45.

The front brakes are disc while the rear brakes are disc. Steering is handled through a power-steering rack-style configuration. The M45 uses power-assisted brakes, with 4-Wheel ABS support. Load balancing is provided by coil front springs and coil in the rear.

Statistics

The M45 is 182.30 inches long, 71.00 inches wide, and 61.90 inches high. It has a wheelbase of 110.20 inches. It is able to seat 5 comfortably.

The original manufacturer suggested retail price (MSRP) was $32,700 when new, with a dealer invoice cost of an industry-average price. This price was in line with the industry average price for a 4-door Sedan.

Fuel Efficiency

The fuel system for the 2008 M45 is a SFI design, using gasoline fuel. The fuel flow is controlled by a electronic system and is a fuel-injected MFI design. The fuel capacity of the fuel tank is 20.00 gallons.

The 2008 M45 gets 23 miles/gallon on the highway and only 16 in the city. This is below average for a sedan car.

Parting Shots

There are several reasons why the Infiniti M45 Base sold well in 2008. Mainly the increase in availability and a marked improvement in quality meant the buying public was more apt to choose a Infiniti, specifically a M45.

The M45 Base is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This configuration has proven to be a successful design for Infiniti.

The M45 uses power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. Steering is handled through a power-steering rack-style configuration. The car uses coil and coil springs front and rear respectively.

Statistics

The dimensions of the M45 Base are 75.80 inches wide by 189.10 inches long. It sits 65.90 inches off the ground. It seats a standard five passengers, with 4 doors. The wheelbase of 112.20 allows for extra leg room for the rear passengers.

There is a 60,000 mile, 48 month warranty with this vehicle, including a powertrain warranty of 70,000/72 miles/months. This is normal for this price range.

The original manufacturer suggested retail price (MSRP) was $37,800 when new, with a dealer invoice cost of $34,750. This price was in line with the industry average price for a 4-door Sedan.

Fuel Efficiency

The fuel system for the 2007 M45 is a SFI system, running on gasoline . The fuel is regulated by an electronic system and is a fuel-injected MFI design.

The M45 Base received a miles-per-gallon rating of seventeen in-city driving and twenty three when it came to highway driving. Being a gas-powered non-hybrid car, this was within normal parameters.

Parting Shots

The 2007 model year was very successful for the Infiniti M45. The introduction of several trim levels (along with the Base version) meant that buyers could find the version that best suited their needs.

The M45 X is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This configuration has proven to be a successful design for Infiniti.

Steering control is handled through a power-steering rack-style configuration. The M45 has power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. The car uses coil front springs and coil in the rear.

M45 X Statistics

The dimensions of the M45 X are 71.00 inches wide by 182.30 inches long. It sits a comfortable 61.90 inches off the ground. It seats a standard five passengers, with 4 doors. The wheelbase of 110.20 allows for limited leg room for the backseat passengers.

The standard warranty period for the M45 is 48 months, or 60,000 miles, whichever comes first. This is standard in the sedan market.

The listed retail price in 2008 (MSRP) was $32,700, with an invoice cost of an industry-low price. This price is slightly higher than the industry average price for a four-door Sedan.

Fuel Efficiency

The fuel system for the 2008 M45 is a traditional SFI, running on gasoline fuel. The fuel is controlled by an electronic system and is a fuel-injected MFI design. The capacity of the fuel tank is 20.00 gallons.

The 2008 M45 gets 23 miles/gallon on the highway and only 16 in the city. This is average for a sedan car.

In Summary

There are several reasons why the Infiniti M45 X sold well in 2008. Mainly the increase in availability and a marked improvement in quality meant the buying public was more apt to choose a Infiniti, specifically a M45.

One of the staples of the Sedan segment is the Infiniti M45. In the previous model year released a brand new version of the M45 with two versions: Base and Sport. Sales for the M45, especially the M45 Sport, were brisk during 2007 and 2008. The improved vehicle quality and the classic styling were responsible for the sales boost.

Infiniti M45 Engine Specs

The M45 Sport is equipped with a Nissan 4.5 liter eight-cylinder engine that utilizes 32 valves. The engine is mated to a Jatco 5-speed Transmission. This is a long-standing favorite for buyers in the Sedan arena.

The M45 uses power-assisted brakes, with 4-Wheel ABS support. The front brakes are disc while the rear brakes are disc. Steering is handled through a power-steering rack-style configuration. The car uses coil and coil springs front and rear respectively.

Vehicle Statistics

The M45 is 189.10 inches long, 75.80 inches wide, and 65.90 inches high. It has a wheelbase of 112.20 inches. It is able to seat 5 comfortably.

The original manufacturer suggested retail price (MSRP) was $37,800 when new, with a dealer invoice cost of $34,750. This price was in line with the industry average price for a 4-door Sedan.

Fuel Efficiency

The fuel system for the 2007 M45 is a SFI design, running on gasoline fuel. The fuel flow is regulated by a electronic system and is a fuel-injected MFI design. The storage capacity of the fuel tank is 23.80 gallons.

The M45 Sport received a miles-per-gallon rating of seventeen in-city driving and twenty three when it came to long-distance. Being a gas-powered non-green car, this was exceptional.

Conclusion

There are several reasons why the Infiniti M45 Sport sold well in 2007. Mainly the increase in availability and a marked improvement in quality meant the buying public was more apt to choose a Infiniti, specifically a M45.