2003 BMW 530i Belts and Hoses

Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old “quick connect” fittings.

Product Features:

• Direct OE replacement for European cars
• Integrated thermoplastic couplings and O-ring seals
• Designed to go directly from the shelf to the vehicle. No cutting is ever needed
• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 135C

Air Conditioning Belt Tensioner, w/ Pulley

This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:

• Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
• Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
• Application specific – reverse engineered from the original design on certain vehicle years, makes and models
• Trustworthy quality – backed by team of engineers and quality specialists in the United States

Febi engine cooling products are designed and manufactured to exceed original equipment (OE) specifications and are engineered to operate in the highly-stressful environment of today’s higher performance cooling systems. The Febi line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 125C

Heater Pipe Line

Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:

• Specifically-engineered materials resist collapse under vacuum
• Engineered to resist electrochemical degradation, the leading cause of hose failure
• Pre-shaped to fit and to ensure perfectly sealed conditions
• EPDM tube; synthetic fiber knit reinforcement; heat-, ozone- and chemical coolant-resistant EPDM cover
• Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
• Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
• Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
• Caution: Do not use for fuel or oil transfer applications

Water Pump O-Ring

Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong plastic pulleys with specially formulated glass-filled polymers that resist wear and tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

Product Features:

• Designed for the majority of automotive vehicle applications on the road today
• High-quality materials help resist wear and improve belt life
• Features premium lubricated bearings to extend service life
• Meets or exceeds OE quality

Proper crankcase ventilation is key to smooth performance and engine longevity. Made from quality materials to resist cracking and brittleness, this PCV hose replaces a worn or leaking original equipment hose.

Product Features:

• Ideal replacement – this PCV tubing replaces the original hose on specified vehicle years, makes and models
• Durable materials – this PCV hose is designed to withstand exposure to extreme temperatures and oil vapors to resist cracking and leaking
• Cost-effective solution – offers original equipment quality at a competitive price
• Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life

This Litens Serpentine Belt Drive Component Kit fits 1999-2006 BMW 320i, 325Ci, 325i, 325xi, 330Ci, 330i, 525i, X3, Z3 w/2.2/2.5/3.0L. These kits make it easy to maintain your entire front end accessory drive system. Eliminate the need to search for individual parts by purchasing this all-in-one solution. Front end accessory drives require maintenance at specific intervals, and parts should be replaced as part of your regularly scheduled tune-up to ensure your vehicle is at its best. Each kit contains a Litens belt tensioner, Bando serpentine belt, and any necessary idler pulley(s). All required hardware is included for the installation . Application specific instructions are also conveniently included. All parts meet or exceed OE fit, function, and performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Replacement belt for the most demanding engine drives. Due to thermal forces, this variable notched belt actually tightens on the drive as it gets hot. This results in improved belt performance by reducing tension decay and noise.

Product Features:

• Fiber-loaded rubber stock adds flexibility along the length of the belt and provides greater lateral stability in the pulley
• Form-ground to ensure precise top width and sidewall dimensional control for proper fit to the pulley
• Thermally-active tensile cords for maintenance-free performance when properly installed and tensioned
• Resists oil, heat, ozone, weather and aging for improved belt life
• Meets or exceeds SAE J636C specifications

Elaplast brand engine cooling products are designed and manufactured to exceed original equipment (OE) specifications and are engineered to operate in the highly-stressful environment of today’s higher performance cooling systems. The Elaplast line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 125C

Clamp – Hose

Air Pump Hose

Rein Automotive OE quality breather hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses, Rein hoses are identical to the OEM.

Product Features:

• Matches original equipment design specifications.
• Manufactured with high quality materials.
• Direct fit for easy installation.
• Resistant to heat, salt, road debris, oil and other contaminants.

This Litens belt tensioner is supplied by the original equipment (O.E.) tensioner supplier and meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). As with the original equipment part, this replacement tensioner is manufactured in Germany for BMW engine applications. The tensioner maintains the O.E. round spring technology as well as the internal damping design specified for this application. As with the original tensioner, the part comes equipped with a heavy duty polymer pulley for optimum performance and durability. To assist with belt removal and installation, this tensioner is equipped with a lift feature and pin that holds the tensioner open during belt routing. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:

• Manufactured by the original equipment part supplier to ensure proper form, fit and performance
• Exposed “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
• Installation instructions included.
• Heavy Duty Polymer Pulley
• Professional Mechanics will change this tensioner in 1 to 1 1/2 hours
• Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d

This Litens hydraulic actuator is manufactured by the Original Equipment (O.E.) supplier of this popular BMW tensioner component. This “O.E. Exact”* part for the aftermarket meets all original equipment form, fit, and function specifications. *(O.E. Exact – Original Equipment manufacturers prohibits the use of their part number or logo on parts sold to other customers. Therefore, the Litens aftermarket part may have minor cosmetic differences but still be exact in performance and design). Note: Both the original part removed and this replacement hydraulic actuator are made in Germany. Caution: A low quality hydraulic actuator may leak causing damage to the belt drive system. For best results always use an OE quality actuator. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:

• Manufactured by the original equipment part supplier to ensure proper form, fit and performance
• Hydraulic tensioning technology
• Installation instructions included.
• No Tensioner or pulley Included
• Professional Mechanics will change this tensioner in approx. 20 minutes to 1 hour.
• Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d

PCV Hoses allows crankcase pressure to escape the engine in a controlled manor. Plus, now with Dorman’s PCV Valve Hoses you can replace just the hose, without the expense and hassle of installing a complete PCV Hose assembly, saving time, money and labor.

Product Features:

• Constructed of high quality materials for long lasting use
• Direct replacement for a proper fit every time
• Easy to install
• Manufactured to strict engineering quality standards

The Vaico Breather Hose is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:

• Premium aftermarket replacement
• Provides performance and dependability
• Manufactured to meet OE specifications

Clamp – Hose

Vacuum Hose

Hose – Vacuum

Constructed with aramid reinforced EPDM compounds, the Dayco poly-V serpentine belt delivers  more than just OE quality. Developed through extensive laboratory and road testing, the rib profile in this EPDM belt has been engineered to conform to high mile

Product Features:

• Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
• Engineered to help address noise issues caused by the belt drive 
• Capable of handling more extreme temperatures and workloads

The Driveworks belt is designed to provide better belt-to-pulley contact. The specialized rubber compound incorporates a high temperature polymer formulated to maximize load carrying requirements and belt life. This Driveworks ribbed belt has been constructed and engineered to meet the stringent demands of today’s automotive drive systems. The Driveworks ribbed belt delivers long-lasting dependable belt life.

Product Features:

• Constructed with heat and ozone resistant EPDM rubber
• Fiber is added to the rib stock to reinforce the rubber and reduce noise from worn and misaligned pulleys
• Made with treated polyester cord to reduce belt stretch

Import or domestic, car or truck, every vehicle can depend on the superior quality of Gates precision fit Micro-V belts. With advanced technology that matches the OE size, construction and materials, Gates Micro-V ensures optimal vehicle performance.

Product Features:

• Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
• EPDM rubber constructions resist cracking on the rib surface
• Meets or exceeds all specifications from the Original Equipment Manufacturer
• Tensioner Replacement is Recommended (if equipped)
• Unique form grinding of each individual belt assures precise dimensional control.
• Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.

Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong pl

Product Features:

• Designed for the majority of automotive vehicle applications on the road today
• High-quality materials help resist wear and improve belt life
• Features premium lubricated bearings to extend service life
• Meets or exceeds OE quality

Product Features:

• Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
• Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
• OE-quality fit for virtually every domestic or import vehicle on the road today
• Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
• Premium bearings eliminate bearing noise
• Mounting hardware included for some popular applications
• Reliable operation under severe conditions

Accelerator Belt Tension Pulley, With Lever