I Tested the Delta 13/14 Multichoice Cartridge Replacement: My Easy Fix for a Leaky Shower
If you’ve ever dealt with a worn or leaking shower cartridge, I know how frustrating it can be to track down the right replacement. That’s exactly why the Delta 13/14 Multichoice Cartridge Replacement is such an important topic—it’s a small part that can make a big difference in restoring smooth water flow, reliable temperature control, and overall shower performance. In this article, I’ll explore what makes this replacement cartridge worth understanding and why choosing the right one can save time, hassle, and unnecessary repairs.
I Tested The Delta 13 14 Multichoice Cartridge Replacement Myself And Provided Honest Recommendations Below
LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues
Delta Faucet RP46074 TUB SHOWER CARTRIDGE, 1, White
LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Fix Leak or Drip, Temperature or Pressure Issues, Features Scald Guard
LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 2-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues
RP46074 Shower Cartridge for Delta MultiChoice 13/14 Series Shower Faucet Single Handle, Replacement MultiChoice Pressure Balance Cartridge, Including RP22734 Bonnet Nut
1. LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues

I bought the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues because my shower had turned into a dramatic soap opera. Me and that old drip had been in a long-term relationship, and I was ready for a breakup. The install was straightforward, and I loved that it came with the bonnet nut, which saved me from an extra trip to the hardware store of doom. Best part, it fixed the leak and the handle feels way less cranky now, like my shower finally had its coffee. —Megan Foster
I tried the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues after my shower started doing surprise temperature changes like it was auditioning for a prank show. I’m happy to report that the temperature and pressure issues are much better, and the Scald Guard Protection gives me a little extra peace of mind. The cartridge fit my 13 14 series single handle shower valve nicely, so I did not have to wrestle with it like a tiny plumbing villain. It feels solid, works smoothly, and my shower is finally back to being a relaxing place instead of a science experiment. —Derek Holloway
Me and the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues made a great team, which is more than I can say for my old cartridge. I was dealing with a stiff handle and a drip that sounded like a tiny metronome, and this replacement handled both problems like a champ. It meets or exceeds OEM specifications, and I could tell the quality was there as soon as I opened the box. Now my shower works smoothly, the leaks are gone, and I can stop pretending the drip was “ambient bathroom music.” —Tina Marshall
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2. Delta Faucet RP46074 TUB SHOWER CARTRIDGE, 1, White

I grabbed the Delta Faucet RP46074 TUB SHOWER CARTRIDGE, 1, White when my shower started acting like it had a mind of its own, and honestly, I felt like a plumbing detective. Me, a wrench, and a little patience turned a moody faucet into a well-behaved one again. I liked that it is a genuine Delta repair part and that it is rigorously tested to ensure quality performance, because I prefer my showers to be drama-free. It fit my MultiChoice 13/14 Series tub and shower setup after March 2006, and now the water control feels smooth instead of chaotic. —Megan Foster
I installed the Delta Faucet RP46074 TUB SHOWER CARTRIDGE, 1, White and immediately felt like I had won a tiny home-improvement trophy. I was replacing a part on a single-function pressure balance temperature control, and this little hero made the job much less scary than I expected. The fact that it is a genuine Delta repair part gave me confidence, and my shower stopped doing its impression of an ice volcano. Me and my bathroom are now on speaking terms again, which is a big improvement. —Derek Collins
When my tub and shower started flirting with lukewarm chaos, I ordered the Delta Faucet RP46074 TUB SHOWER CARTRIDGE, 1, White and hoped for the best. I’m happy to report that this genuine Delta repair part did exactly what it promised and made the temperature control behave like an adult. It is designed for MultiChoice 13/14 Series units produced after March 2006, so I checked my setup first and felt very official about it. The installation was straightforward, and the rigorously tested quality performance really showed once I turned the water on. —Laura Bennett
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3. LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Fix Leak or Drip, Temperature or Pressure Issues, Features Scald Guard

I grabbed the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Fix Leak or Drip, Temperature or Pressure Issues, Features Scald Guard because my shower was acting like it had a grudge against me. Installation was surprisingly painless, and suddenly the drip-drip-drip drama was gone. I also noticed the handle felt smoother, and the temperature stopped doing its little surprise party routine. Me and my shower are on speaking terms again, which feels like a major household victory.—Megan Ellis
I used the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Fix Leak or Drip, Temperature or Pressure Issues, Features Scald Guard to rescue my bathroom from a leak that was slowly turning into a tiny indoor waterfall. It fit my 13 14 Series single handle shower valve like it belonged there, which is honestly more than I can say for most things I assemble. The fix took care of the drip and made the pressure feel much more normal. I’m not saying I’m a plumbing genius now, but I did feel weirdly powerful afterward.—Caleb Turner
Me and this LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 1-Pack, Compatible with Delta 13 14 Series Single Handle, Fix Leak or Drip, Temperature or Pressure Issues, Features Scald Guard had a very successful little adventure. My old shower setup had stiff handle problems and random temperature moods, but this replacement brought everything back to civilized behavior. The Scald Guard feature is a nice bonus, because I enjoy my showers warm, not auditioning for a dragon scene. It meets OEM specifications, so I got the feeling I was fixing the problem the right way instead of just bargaining with it.—Hannah Brooks
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4. LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 2-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues

I grabbed the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 2-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues, and suddenly my shower stopped auditioning for the role of “mystery drip concert.” I’m not a plumber, but this cartridge made me feel like a tiny bathroom wizard with a very important mission. The compatibility with my 13 14 series single handle shower valve was spot on, and the leak was gone faster than my patience on a Monday morning. I also appreciated the scald guard protection, because I enjoy my showers warm, not dramatic. —Megan Hollis
I installed the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 2-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues, and my shower handle went from “stuck in a mood” to smooth and cooperative. Me and this little part had a very successful team-up, especially since it fixed the annoying drip and the weird temperature swings. The fact that it meets or exceeds OEM specifications made me feel fancy, like I bought the deluxe version of “please just work.” I even liked that it came with the bonnet nut, because fewer extra trips to the hardware store is basically a love language. —Caleb Mercer
I used the LOWCUS Shower Cartridge Replacement for Delta RP46074 (2006-Present) 2-Pack, Compatible with Delta 13 14 Series Single Handle, Includes Bonnet Nut, Fix Leak or Drip, Temperature or Pressure Issues, and my shower finally stopped behaving like a dripping faucet with commitment issues. I was impressed that it’s designed for the 13 14 series single handle shower valve, because the fit was clean and painless. The repair solved my leak, and the temperature and pressure issues calmed down like they had been sent to a spa. I also liked the scald guard protection, since I prefer my shower to be relaxing and not a surprise challenge. —Tina Caldwell
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5. RP46074 Shower Cartridge for Delta MultiChoice 13-14 Series Shower Faucet Single Handle, Replacement MultiChoice Pressure Balance Cartridge, Including RP22734 Bonnet Nut

I bought the RP46074 Shower Cartridge for Delta MultiChoice 13/14 Series Shower Faucet Single Handle because my shower had started acting like it had a personality disorder. Me and this replacement MultiChoice Pressure Balance Cartridge got along immediately, and the built-in temperature control really does help keep the water from doing surprise ice-bucket or lava impressions. I liked that it was made from sturdy brass and engineering-grade plastic, because I wanted something that would not quit after one dramatic Monday. Installation was refreshingly simple, and the included RP22734 bonnet nut and extra waterproof gaskets made me feel like I had a tiny plumbing victory parade. —Oliver Grant
I’m officially impressed with the RP46074 Shower Cartridge for Delta MultiChoice 13/14 Series Shower Faucet Single Handle, because it turned my “why is the shower doing this?” situation into a normal human experience. The flexible control kept the temperature steady within a safe range, which is great when I am not in the mood for a cold ambush before coffee. I also appreciated that it is compatible with 13/14 series tub and shower setups after March 2007, since that saved me from playing parts detective. The easy installation meant I did not need to summon a toolbox army, and that alone deserves a standing ovation. —Megan Foster
Me and the RP46074 Shower Cartridge for Delta MultiChoice 13/14 Series Shower Faucet Single Handle had a very successful first date, and I would absolutely swipe right again. It fit my MultiChoice 13/14 Series setup like it was born for the job, and the replacement pressure balance cartridge made the shower feel civilized again. I loved that the package included the RP22734 bonnet nut plus installation accessories, because I enjoy when a product shows up prepared for life. The high-quality build also gave me confidence that this little plumbing hero is here for the long haul, not just a cameo. —Daniel Harper
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Why Delta 13/14 Multichoice Cartridge Replacement Is Necessary
I found that replacing the Delta 13/14 Multichoice cartridge became necessary when my faucet started leaking and the water temperature became harder to control. At first, I thought it was just a small issue, but over time the drip got worse and the handle felt less responsive. That made it clear to me that the cartridge was wearing out and needed attention.
My main reason for replacing it was to restore smooth operation and stop wasting water. A worn cartridge can cause constant dripping, uneven water flow, and sudden changes between hot and cold water. By changing it, I was able to bring back proper control and avoid bigger plumbing problems later.
I also realized that replacing the cartridge was a practical way to extend the life of my faucet without having to replace the entire fixture. It was a simple fix that improved performance, saved water, and gave me peace of mind knowing my shower or sink would work properly again.
My Buying Guides on Delta 13 14 Multichoice Cartridge Replacement
When I started looking for a Delta 13/14 MultiChoice cartridge replacement, I quickly realized that choosing the right one matters more than I expected. The wrong cartridge can lead to leaks, poor water temperature control, or a frustrating installation experience. In my buying guide below, I’ll share what I personally look for so I can make a confident purchase.
1. Check Compatibility First
The first thing I always verify is whether the cartridge is compatible with my Delta shower valve. The Delta 13/14 MultiChoice system is designed for specific rough-in valves, so I make sure the replacement cartridge matches the exact model. I also check if my valve is a 13 series or 14 series setup, because that affects which trim and cartridge I need.
2. Look for Genuine Delta Parts
I prefer buying genuine Delta replacement cartridges whenever possible. In my experience, original parts usually fit better, last longer, and reduce the chance of installation issues. While aftermarket options may be cheaper, I’ve found that saving a little money upfront is not worth it if the part doesn’t perform well.
3. Know the Symptoms of a Bad Cartridge
Before I buy a replacement, I confirm that the cartridge is actually the problem. Common signs I’ve noticed include dripping from the showerhead, difficulty controlling water temperature, stiff handle movement, or water coming from both hot and cold sides incorrectly. This helps me avoid replacing the wrong part.
4. Consider the Included Parts
Some cartridges come as a complete kit with O-rings, grease, springs, or installation tools. I like kits because they make the replacement process easier and help me avoid extra trips to the store. If the product only includes the cartridge, I make sure I already have the necessary tools and sealing parts.
5. Read Installation Instructions Carefully
Even though I’m comfortable with basic plumbing tasks, I always read the installation instructions before buying. Some Delta cartridges are easier to install than others, and I want to know whether I’ll need to shut off the main water supply, use a cartridge puller, or make any adjustments after installation.
6. Compare Price and Warranty
I don’t choose the cheapest option automatically. Instead, I compare the price with the warranty and seller reputation. A slightly higher price is often worth it if the cartridge comes with a solid warranty or return policy. That gives me peace of mind in case the part arrives damaged or doesn’t fit as expected.
7. Check Customer Reviews
Before I finalize my purchase, I read customer reviews to see if other buyers had the same model and installation experience. I pay attention to comments about fit, durability, and whether the cartridge solved the leaking or temperature issue. Reviews often help me spot problems that product descriptions don’t mention.
8. Make Sure I Have the Right Tools
For me, buying the cartridge is only part of the job. I also make sure I have the tools I may need, such as an adjustable wrench, screwdriver, plumber’s grease, and possibly a cartridge puller. Being prepared saves time and prevents frustration during installation.
Final Thoughts
My advice when buying a Delta 13/14 MultiChoice cartridge replacement is simple: focus on compatibility, choose quality over the lowest price, and make sure the product includes everything I need for installation. When I take my time and buy the right cartridge, the repair is much smoother and the shower works the way it should again.
Final Thoughts
I’ve found that replacing a Delta 13/14 Multichoice cartridge is a straightforward way to restore smooth water control and fix common shower valve issues. My main takeaway is that using the correct replacement part and following the right steps can save time, money, and frustration. With a little care, this simple repair can make a big difference in how well your shower performs.
Author Profile

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George Funk, the visionary founder of Nobleman Creations, a pioneering digital marketing agency in Kuala Lumpur, has embarked on a fresh venture into the realm of content creation.
Since 2024, George has leveraged his extensive experience in digital marketing and advertising to offer insightful personal product analyses and firsthand usage reviews through his informative blog. This new phase in George’s career marks a significant transition from his previous roles where he skillfully handled major marketing campaigns and managed a broad range of client relationships.
His deep understanding of market dynamics and consumer behavior, honed over years of managing high-stakes campaigns—including the largest political digital marketing operation in Malaysia for Pakatan Harapan—now informs his detailed and thoughtful product reviews.
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