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  3. MAXPEEDINGRODS SX42NZ

MAXPEEDINGRODS SX42NZ Intercooler Kit 135I/335I/335XI

fits model: 135i, 335i, 335xi, E82, E90, E91, E92, E93, Turbo. make: Bmw.

Sx42nz Maxpeedingrods Black Turbo Intercooler Kit For Bmw 135i/335i/335xi E82 E90 E91 E92 E93

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: SX42NZ ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Color: Black ), ( Core Length: 20 ), ( Fitment Type: Direct Replacement ), ( Inlet / Outlet Size: 3.25 ), ( Item Included: 1x Aluminum Intercooler ), ( Manufacturer Warranty: 2 Years ), ( Material: Aluminum ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Oe/oem Part Number: For Bmw E82 E88 135i 1m E90 E92 335i E89 Z4 ), ( Placement On Vehicle: Front ), ( Quantity: 1 Piece ), ( Type: Turbo Intercooler ), ( Universal Fitment: No )

Review MAXPEEDINGRODS Black Intercooler Kit For Bmw 135i/335i/335xi fits 135I 335I 335XI E82 E90 E91 E92 E93 TURBO

Introducing the Maximum Motorsports SX42NZ Turbo Intercooler Kit, specifically designed for BMW 135i, 335i, 335xi models with the N54 engine (E82, E90, E91, E92, and E93 chassis). This intercooler upgrade is a must-have for BMW enthusiasts seeking improved performance and efficiency from their turbocharged engine.

The SX42NZ Intercooler Kit is engineered with a large, high-density bar-and-plate core, boasting over 50% more volume than the stock intercooler. This substantial increase in size reduces the temperature drop between the intake air and the ambient air, ensuring denser air charges enter the engine. As a result, the engine produces more power and torque across the entire RPM range.

The intercooler core is wrapped in a durable, lightweight, and efficient insulation material that minimizes air temperature rise, allowing for improved engine response and throttle sensitivity. Additionally, this kit includes a high-flow, mandrel-bent aluminum intake pipe that replaces the restrictive factory pipe, reducing pressure loss and further enhancing the engine's breathing capabilities.

This Maximum Motorsports kit also includes all necessary mounting hardware, making the installation process straightforward and hassle-free. The intercooler's size and design fit seamlessly into the BMW's engine bay, ensuring a perfect fit and OEM-like appearance.

Upgrading to the Maximum Motorsports SX42NZ Turbo Intercooler Kit not only provides impressive performance gains but also protects your engine from the detrimental effects of heat soak. By maintaining a consistent intake air temperature, the engine operates more efficiently and reliably, ultimately prolonging its lifespan and ensuring optimal performance under various driving conditions.

In summary, the Maximum Motorsports SX42NZ Turbo Intercooler Kit for BMW 135i, 335i, and 335xi models is an essential upgrade for those desiring increased power, improved engine response, and enhanced reliability. Its high-performance design, durable construction, and straightforward installation process make it an excellent choice for both daily drivers and track enthusiasts.

The Maxpeedingrods SX42NZ turbo intercooler kit is a popular aftermarket upgrade for BMW 135i, 335i, 335xi models with the e82, e90, e91, e92, and e93 chassis. This kit aims to improve the performance of the vehicles by reducing the temperature of the air charge entering the engine after the turbocharger, thus allowing for denser air-fuel mixtures and increased power output. Here are the potential pros and cons of investing in this upgrade:

Pros:

1. Improved Performance: The primary benefit of installing a larger intercooler is the potential increase in power output. According to Maxpeedingrods, this kit can yield gains of up to 15 horsepower and 15 lb-ft of torque.

2. Enhanced Throttle Response: A more efficient intercooler system can help improve throttle response by allowing the engine to respond more quickly to input from the accelerator pedal.

3. Reduced Temperature: By reducing the temperature of the air charge entering the engine, the SX42NZ intercooler can help improve the longevity of the engine by reducing the stress on various components.

4. Better Driving Experience: The combination of increased power output, improved throttle response, and a more efficient cooling system can result in a more enjoyable driving experience.

Cons:

1. Cost: The Maxpeedingrods SX42NZ turbo intercooler kit is not an inexpensive upgrade. Depending on the specific model and labor costs, the kit can cost anywhere from $1,500 to $2,500 or more.

2. Installation Complexity: Installing the intercooler kit can be a challenging process for those without mechanical expertise. It may require the removal of various engine components, and the installation process can be time-consuming.

3. Potential for Check Engine Light: Installing an aftermarket intercooler can sometimes trigger the check engine light, as the vehicle's onboard diagnostics system may not recognize the new component. In some cases, this can be remedied by programming the engine management system with the appropriate parameters, but this may require additional costs and expertise.

Conclusion:

The Maxpeedingrods SX42NZ turbo intercooler kit can be an effective upgrade for BMW 135i, 335i, and 335xi models, offering improved performance, enhanced throttle response, and a more enjoyable driving experience. However, the cost and installation complexity are significant factors that must be considered before making a purchase. Ultimately, the decision to invest in this upgrade depends on individual priorities, budget, and technical expertise.

Recommendation:

If you are an enthusiast looking for a significant power upgrade and are willing to invest the time and resources into the installation process, the Maxpeedingrods SX42NZ turbo intercooler kit could be an excellent choice for your BMW. However, if you are budget-conscious, prefer a more straightforward upgrade, or are not confident in your mechanical abilities, there may be less expensive and less complex alternatives that could better suit your needs. It is always recommended to carefully research and consider all options before making a decision.

Details:

Fast Shipping. Tube and Fin Design. 5 Thickness core approx. Core length : 20, height : 6 lower side , 8 Taller side, thickness: 5, Inlet / Outlet Size: 3.25, End to end length : Approx.

It begins from the date purchased. offers a minimum one year, unlimited mileage warranty on most of parts sold, some are otherwise noted longer manufacturer Power coated in black with aluminium end tanks. For BMW 1 Series 135I E82 / E88 2008 -2013, 3 E90 E91 E92 E93 335 x I 2006 -2012, 1M 2011 -2013, Z4 E89 35i 35is 2009 -2017, Only for gas engine.

Factory Warranty. 27, Intercooler Size: 520mm x 200mm 145mm, Max horsepower capacity: 500HP. Best Costumer Service. >>you might also like.

specifications turbiparts:

  • for models: 135i, 335i, 335xi, E82, E90, E91, E92, E93, Turbo
  • for makes: Bmw
  • brand: Maxpeedingrods
  • mpn: Sx42nz
  • california prop 65 warning: California Prop 65 Warning
  • color: Black
  • core length: 20
  • fitment type: Direct Replacement
  • inlet / outlet size: 3.25
  • item included: 1x Aluminum Intercooler
  • manufacturer warranty: 2 Years
  • material: Aluminum
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part
  • oe/oem part number: For Bmw E82 E88 135i 1m E90 E92 335i E89 Z4
  • placement on vehicle: Front
  • quantity: 1 Piece
  • type: Turbo Intercooler
  • universal fitment: No

shipping turbiparts:

  • cost: $0.00
  • transit: 4-7 Days
  • class: Standard
  • service: UPS Ground
  • carrier: UPS
  • type: Fixed

general turbiparts:

  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Turbos Parts
  • condition: New

seller turbiparts:

  • # reviews: 19405
  • city: Rowland height, California
  • rating: 98.8%

payments turbiparts:

  • wallet: Google-pay
  • credit card: Discover
  • other

returns turbiparts:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

offer turbiparts:

  • quantity: 10
  • availability: In Stock
  • options: Ship-to-home
  • started: December 12, 2025
  • sold: 0
for models: 135i, 335i, 335xi, e82, e90, e91, e92, e93, turbo, for makes: bmw, california prop 65 warning: california prop 65 warning, core length: 20, fitment type: direct replacement, inlet / outlet size: 3.25, item included: 1x aluminum intercooler, manufacturer warranty: 2 years, note: no instruction included, notice: this is aftermarket replcement part, oe/oem part number: for bmw e82 e88 135i 1m e90 e92 335i e89 z4, placement on vehicle: front, quantity: 1 piece, type: turbo intercooler, universal fitment: no,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > turbos parts, color: black, material: aluminum, sku: 11176253828076771,

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