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Performance Chips, 1986-1995 Models
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| Turner Motorsport Chip Upgrade Policy: Turner chips are upgradeable to newer versions for free within the first six months. After six months, the upgrade fee is $100, applicable for custom chips that are equal or less in value of the original purchase price of the chip being traded in. The upgrade program only applies to the original retail purchaser of the chip. This program only applies to software upgrades listed in our catalog and being purchased for the same model of vehicle. Chip trade-up applies only if the upgrades you are installing were purchased from Turner Motorsport. If the parts that require a custom chip are sourced elsewhere other than Turner, the upgrade program does not apply. This program does not apply to dealer/wholesale accounts. |
Unlock the full potential of your BMW with the Turner Performance Chip, the simplest way to add power and torque. These chips, expertly tuned by BMW legend Jim Conforti, are meticulously designed to optimize high-octane (91+) pump gas, enhancing mid-range torque and high-RPM horsepower. This upgrade also raises the rev limit and fine-tunes fuel and spark maps, ensuring your BMW outperforms its factory settings. There are no drawbacks to installing a Turner Performance Chip, each one tailored to safely enhance performance while maintaining drivability and responsiveness. Installation is straightforward and can be completed in about an hour with basic hand tools.
For over two decades, Turner Motorsport and Jim Conforti have been at the forefront of software tuning, ensuring that your BMW reaches its peak potential. They set their performance chips apart from eBay alternatives with extensively tested and meticulously designed fuel and spark maps, enabling you to experience superior performance without risking engine damage. Jim Conforti's expertise, dating back to 1995, has consistently improved BMW driving experiences, boosting power and enhancing throttle response. With a remarkable track record of over 10,000 units sold, Jim Conforti stands as the leading figure in BMW chip tuning. Choose the best for your BMW - don't be fooled by imitators.
The BMW M20 inline-six engine is celebrated for its legendary reliability and ease of maintenance. Jim Conforti leverages these strengths to extract additional power and torque without compromising the engine's durability. Experience the untapped performance potential of your M20 while retaining its renowned reliability with the Turner Conforti Performance Chip.
Key Performance Gains:
The Turner Performance Chip includes detailed installation instructions to facilitate a smooth and hassle-free setup process. Turner is so confident that you will be thrilled with the remarkable power, torque, and overall performance improvements that they offer a 30-day money-back guarantee on this product, backed by ECS Tuning's service.
Elevate your BMW's performance effortlessly with the Turner Performance Chip, your answer to increased power and torque. Dyno-tuned by BMW tuning legend Jim Conforti, this high-quality chip is meticulously designed to make the most of high-octane (91+) pump gas, delivering impressive mid-range torque and high-RPM horsepower. Discover the compelling features of this remarkable product:
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Unleash the full potential of your BMW E36 with the BMW E36 Turner Conforti Performance Chip. Engineered for maximum performance and reliability, this performance chip optimizes engine tuning for increased horsepower and torque. Experience smoother acceleration and improved throttle response with this easy-to-install upgrade. Upgrade your BMW E36 with this premium Turner Conforti Performance Chip today.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Need to breath more life into your engine? Add a Turner Performance Chip! These chips were tuned by Jim Conforti on the dyno to maximize the engine's efficiency when using 91 octane gasoline. The result is more horsepower and better torque - especially in the mid-range of the RPM band. Just because your car is a heavy 5-series doesn't mean you can't make the car faster, more responsive, andsmoother-running. The car really feels more alive! There are several different chip options, please let us know if your car has any modifications.
Turner Performance Chips provide the ultimate in performance advantage! Adding a performance chip to your BMW is the easiest and most cost effective way of increasing BMW power, torque, and performance with NO DOWNSIDES. Through years of BMW performance tuning, we are able to maximize power and torque gains for 91 octane fuel used in North America. By making changes in the ignition and fuel maps of the DME we are able to optimize performance with no side effects or compromises. Other changes will make your BMW smoother and more responsive than when it left the factory. Our chips have a lifetime warranty and a 30-day satisfaction guarantee. If for any reason you are not fully satisfied with the increase in power and overall drivability you can return the chip to Turner Motorsport for a full refund. Chips are supplied with detailed instructions and are user-installed in about an hour. Click here for installation instructions. See below for specific information that we may need from your BMW model.
1989-1990 E34 525i Power Gains:
Hp Gain: +15 @ 5,000 RPM
Trq Gain: +15 @ 5,000 RPM
New Rev Limit: 6,900 RPM
Required Vehicle Info
Bosch ECU part number: beginning with "0 261"
Transmission: manual or automatic
This performance chip fits the following BMWs:
1989-1990 E34 BMW 525i (M20 engine)
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
| Horsepower Gain: | +29 @ 5,500 RPM |
| Torque Gain: | +35 @ 3,600 RPM |
| New Rev Limit | EML controls redline |
| Required Vehicle Info | |
| E31 850i/ci | Bosch ECU part number, beginning with "0 261" |
| manual or automatic transmission | |
Enhance your BMW's performance effortlessly with the Turner Performance Chip—an answer to your power and torque needs. Dyno-tuned by BMW legend Jim Conforti, these chips optimize high-octane pump gas, elevating mid-range torque and high-RPM horsepower. Designed to safely boost performance, each chip includes detailed instructions for easy installation by enthusiasts with basic hand tools.
Turner Motorsport and Jim Conforti, with over 20 years of expertise, breathe life into your BMW through software tuning. Unlike eBay chips, Turner Performance Chips employ extensively tested fuel & spark maps, ensuring peak performance without compromising engine health or driveability. Since 1995, Jim Conforti has been a pioneer in BMW chip tuning, earning Turner Motorsport a reputation as the leader in the field. With over 10,000 units sold, trust the best for your BMW.
The legendary M30 "big six" engine excels in mid-range torque but craves more high-end power in stock form. The Turner Conforti Performance Chip steps in, refining weak points in the power curve and delivering impressive peak horsepower gains. Revel in a substantial mid-range torque boost that awakens your BMW without sacrificing its distinctive character.
Turner stands behind your satisfaction, offering a 30-day money-back guarantee on this product, serviced by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This is the same Conforti-tuned performance chip developed for the Turner 2.5 conversion package. If you're putting together your own conversion this is the finishing touch! This chip is set up around 91 octane and the specs of our 2.5L engine upgrade -
Turner Performance Chips provide the ultimate in performance advantage! Adding a performance chip to your BMW is the easiest and most cost effective way of increasing BMW power, torque, and performance with NO DOWNSIDES. Through years of BMW performance tuning, we are able to maximize power and torque gains for 91 octane fuel used in North America. By making changes in the ignition and fuel maps of the DME we are able to optimize performance with no side effects or compromises. Other changes will make your BMW smoother and more responsive than when it left the factory. Our chips have a lifetime warranty and a 30-day satisfaction guarantee. If for any reason you are not fully satisfied with the increase in power and overall drivability you can return the chip to Turner Motorsport for a full refund. Chips are supplied with detailed instructions and are user-installed in about an hour.
This performance chip fits the following BMWs:
1987-1992 E30 BMW M3 (Turner 2.5L Conversion)
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Unlock the full potential of your BMW effortlessly with the Turner Performance Chip—the ultimate solution for power and torque enhancement. Crafted by BMW tuning luminary Jim Conforti, these chips are meticulously designed to optimize high-octane (91+) pump gas, elevating mid-range torque and high-RPM horsepower. By raising the rev limit and fine-tuning fuel and spark maps, the Turner Performance Chip ensures your BMW outperforms its factory settings without compromising safety, driveability, or responsiveness. Each chip is shipped with detailed instructions, facilitating easy installation within an hour using basic hand tools, perfect for the enthusiast.
Benefit from over 20 years of expertise from Turner Motorsport and Jim Conforti, pioneers in making BMWs come alive through precision software tuning. In contrast to eBay chips, Turner Performance Chips boast extensively tested fuel & spark maps, extracting maximum performance without jeopardizing engine health or driveability. Since 1995, Jim Conforti has honed the BMW driving experience, uncovering additional power and torque while enhancing throttle response. With over 10,000 units sold, Jim Conforti stands as the unrivaled leader in BMW chip tuning—don't settle for imitations; your BMW deserves the best.
The E36 M3, a fusion of raw performance and luxury, receives a transformative upgrade with the Turner Conforti Performance Chip. Addressing the US-market E36 M3's power deficit compared to its European counterpart, this chip delivers remarkable gains in horsepower and torque where it matters most in the powerband.
Turner is so confident in the unparalleled power, torque, and overall performance delivered by this product that they offer a 30-day money-back guarantee, serviced by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Transform your BMW effortlessly with the Turner Performance Chip – the ultimate solution for adding power and torque. Crafted by BMW tuning legend Jim Conforti, these chips are meticulously designed to maximize high-octane (91+) pump gas, elevating mid-range torque and high-RPM horsepower. The rev limit is raised, and fuel and spark maps are fine-tuned, ensuring your BMW outshines its factory performance. No compromises – each Turner Performance Chip is engineered to safely enhance performance while maintaining driveability and responsiveness. Shipped with detailed instructions, enthusiasts can typically install these chips within an hour using hand tools.
Turner Performance Chips lead the BMW chip tuning industry, ensuring your BMW gets the performance it deserves.
Enhance your BMW's power and torque effortlessly with the Turner Performance Chip—an answer to your prayers for a dynamic driving experience. Tuned by BMW legend Jim Conforti, these chips are tailored for high-octane (91+) pump gas, optimizing mid-range torque and high-RPM horsepower. Fine-tuned fuel and spark maps elevate your BMW's performance, ensuring it surpasses factory standards without drawbacks. Designed for safe performance improvement, each chip maintains driveability and responsiveness. Shipped with detailed instructions, enthusiasts can typically install these chips within an hour using hand tools.
Turner Motorsport and Jim Conforti, with over 20 years of expertise, lead the BMW chip tuning industry, ensuring your BMW gets the best it deserves.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Enhance your BMW's performance effortlessly with the Turner Performance Chip, providing an easy solution to add power and torque to your vehicle. These chips have been expertly dyno-tuned by renowned BMW tuning legend, Jim Conforti. Crafted to optimize high-octane (91+) pump gas, they excel at boosting mid-range torque and high-RPM horsepower, resulting in a remarkable upgrade for your BMW. This performance improvement is achieved through raising the rev limit and finely tuning fuel and spark maps, ensuring your BMW performs even better than when it left the factory.
Turner Motorsport and Jim Conforti bring over 20 years of experience in breathing new life into BMWs through software tuning. Unlike inferior eBay chips, Turner Performance Chips are engineered with extensively tested, carefully designed fuel and spark maps, ensuring peak performance without risking engine damage or reducing driveability. Since 1995, Jim Conforti has been utilizing his expertise to refine the BMW driving experience by unleashing more power and torque while enhancing throttle response. With over 10,000 units sold, Jim Conforti is widely recognized as a leader in BMW chip tuning. Your BMW deserves the best—don't be misled by imitators.
This Turner Conforti Performance Chip is meticulously designed to harness the potential of BMW's all-aluminum M60 engine. This impressive V8 engine, known for its lightweight construction and advanced technology, continues to impress. Jim Conforti has carefully fine-tuned the Turner Conforti Performance Chip to deliver more high-RPM horsepower and mid-range torque, addressing the areas where your BMW needs it most.
Turner is so confident that you will be delighted by the power, torque, and overall performance enhancement that they offer a 30-day money-back guarantee for this product, serviced by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Discover the effortless path to boosting power and torque for your BMW with the Turner Performance Chip—a true answer to your needs. These chips have been expertly dyno-tuned by BMW tuning legend Jim Conforti to harness the full potential of high-octane (91+) pump gas. By optimizing mid-range torque and high-RPM horsepower, the Turner Performance Chip ensures your BMW outperforms its factory settings. The rev limit is raised, and fuel and spark maps are meticulously fine-tuned, all designed to enhance your BMW's performance without compromise. Every chip comes complete with detailed instructions, making installation a breeze, typically taking just an hour for an enthusiastic DIYer with basic hand tools.
Turner Motorsport and Jim Conforti bring over two decades of expertise to breathe new life into your BMW through software tuning. Unlike inferior eBay chips, Turner Performance Chips are engineered with extensively tested, carefully designed fuel and spark maps to deliver top-tier performance without compromising engine integrity or driveability. Since 1995, Jim Conforti has been utilizing his expertise to elevate the BMW driving experience, extracting additional power and torque while enhancing throttle response. With over 10,000 units sold, Jim Conforti is unquestionably the leader in BMW chip tuning. Protect your BMW from imitations—it deserves the very best.
The E36 M3 is a remarkable machine, seamlessly combining raw, razor's edge performance with luxury and comfort. For years, the US-market E36 M3 has been scrutinized for its power output compared to its European counterpart. The Turner Conforti Performance Chip is the solution, delivering remarkable gains in both horsepower and torque within the powerband's most useful segments.
Turner is so confident in the undeniable power, torque, and overall performance improvement that they offer a 30-day money-back guarantee, serviced by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Unleash the full potential of your BMW with the Turner Performance Chip, the easiest way to add power and torque to your vehicle. Dyno-tuned by BMW tuning legend Jim Conforti, these chips are designed to maximize performance and are a game-changer for your high-octane (91+) pump gas.
The E30 M3, a legendary classic, can experience remarkable high-RPM horsepower and torque gains.
This chip tuning maintains the essence of the E30 M3 while enhancing its performance for the 21st century.
Turner offers a 30-day money-back guarantee, backed by ECS Tuning's service, ensuring your satisfaction.
Enhance your BMW's performance effortlessly with the Turner Performance Chip—the ultimate solution for adding power and torque. Engineered by BMW tuning maestro Jim Conforti, these chips are tailored to optimize high-octane (91+) pump gas, delivering exceptional mid-range torque and high-RPM horsepower. Discover the benefits of the Turner Performance Chip:
Turn your BMW into a powerhouse with the Turner Performance Chip—the trusted choice for uncompromised performance and reliability.
| Horsepower Gain: | +12 @ 5,300 RPM |
| Torque Gain: | +20 @ 4,000 RPM |
| New Rev Limit | EML controls redline |
| Horsepower Gain: | +29 @ 5,500 RPM |
| Torque Gain: | +35 @ 3,600 RPM |
| New Rev Limit | EML controls redline |
| Required Vehicle Info | |
| E32 750iL 89-95 | Bosch ECU part number, beginning with "0 261" |
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
| Required Vehicle Info | |
| E36 M3 95 | Production date (MM/YY) |
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
| Required Vehicle Info | |
| E36 325i/is/ic 93-94 E34 525i 93-94 | No additional info required. |
| E36 325i/is/ic 95 E34 525i 95 | Production date (MM/YY) |
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
The 3.5 inline-6 is a torquey car, however, it could be a little more powerful in the upper RPM range. With a Turner Performance Chip power is boosted at all RPM with a huge 29ft-lbs of torque gain at only 2000 RPM. This chip was tuned on the dyno to yield as much performance from this engine as possible and still maintain its strength and durability. Jim Conforti tuned the fuel and spark maps to take advantage of 91 octane gasoline. By making the engine more efficient with this fuel, gains in horsepower and torque are achieved as well as making the engine run smoother.
Turner Performance Chips provide the ultimate in performance advantage! Adding a performance chip to your BMW is the easiest and most cost effective way of increasing BMW power, torque, and performance with NO DOWNSIDES. Through years of BMW performance tuning, we are able to maximize power and torque gains for 91 octane fuel used in North America. By making changes in the ignition and fuel maps of the DME we are able to optimize performance with no side effects or compromises. Other changes will make your BMW smoother and more responsive than when it left the factory. Our chips have a lifetime warranty and a 30-day satisfaction guarantee. If for any reason you are not fully satisfied with the increase in power and overall drivability you can return the chip to Turner Motorsport for a full refund. Chips are supplied with detailed instructions and are user-installed in about an hour. See below for specific information that we may need from your BMW model.
1985-1988 535i M30B34
Horsepower Gain Up To:+24 @ 5,000 RPM
Torque Gain Up To:+29 @ 2,000 RPM
New Rev Limit6,600 RPM
E28 535i 85-88Bosch ECU part number, beginning with "0 261"
For Bosch ECU "0 261 200 059", we need to know the number of pins on the original chip.
manual or automatic transmission
This performance chip fits the following BMWs:
1985-1988 E28 BMW 535i 535is
Unlock the hidden power of your BMW effortlessly with the Turner Performance Chip. Dyno-tuned by BMW legend Jim Conforti, these chips optimize high-octane (91+) pump gas, boosting mid-range torque and high-RPM horsepower. Fine-tuned fuel and spark maps ensure your BMW performs better than ever, all without compromising driveability. With over 20 years of expertise, Turner Motorsport and Jim Conforti bring you a chip that's not just a performance upgrade but a reliability guarantee.
Turner Performance Chips - the leader in BMW chip tuning, ensuring your BMW gets the best it deserves.
Elevate your BMW's performance effortlessly with the Turner Performance Chip, the ultimate answer for adding power and torque. Dyno-tuned by BMW legend Jim Conforti, these chips optimize high-octane (91+) pump gas, enhancing mid-range torque and high-RPM horsepower. The rev limit is raised, and fuel and spark maps are fine-tuned, ensuring your BMW outperforms its factory settings without compromising driveability. Designed for easy installation, each chip is shipped with detailed instructions, making it a quick, hands-on upgrade for enthusiasts.
Turner Performance Chips lead the BMW chip tuning industry, ensuring your BMW gets the performance it deserves.
Unleash the full potential of your BMW with the Turner Performance Chip – the easiest way to add power and torque. Dyno-tuned by BMW legend Jim Conforti, these chips optimize high-octane (91+) pump gas, boosting mid-range torque and high-RPM horsepower. Fine-tuned fuel and spark maps ensure your BMW outperforms factory standards without compromising driveability.
Experience a horsepower gain of +29 @ 5,500 RPM and a torque gain of +35 @ 3,600 RPM. Trust in Turner's confidence with a 30-day money-back guarantee serviced by ECS Tuning.